Edge Land Regress: A Rehash Around Maritime Power, Energy, and the Dollar
Original Article Title: The Return of Rimland
Original Article Author: ALEXANDER CAMPBELL
Translation: Peggy, BlockBeats
Editor's Note: From ceasefire to blockade, and now to tariff threats, the conflict surrounding Iran has not subsided but continues to escalate. From the Strait of Hormuz to the Red Sea, from energy pathways to trade order, the core of the situation is no longer localized military confrontation but a systemic game around "who controls the flow."
This article, using the "Rimland" strategy as a clue, points out that the United States is trying to escalate the conflict from a regional issue to a global agenda by enforcing a naval blockade and restructuring energy pathways, while also involving China. As sanctions and interception measures escalate, the once Middle East-centric confrontation is transforming into a structural shock that affects global energy, supply chains, and the financial system.
More importantly, the market has not fully digested this "domino effect" yet. The immediate fluctuation in oil prices is just the first step, and its transmission to liquidity, technology investment, household consumption, and even agricultural supply is just beginning to show. After the reassessment of energy prices, the real test is how the global economy will withstand the second-round impact caused by this.
This means that the current issue is no longer about whether the conflict will escalate, but about which paths the impact will spread along, and when the market will start paying for these as yet unpriced risks.
The following is the original text:
Well, the situation is now in front of us.
The tensions we raised last Wednesday have now proved to be irreconcilable.
Iran wants nuclear weapons and control of the strait, both of which Trump cannot accept. How large is the gap between these two "target circles"? It's so large that even Israel's war with Lebanon has not been brought into the discussion.
I won't claim to have judged accurately, but we may indeed have entered a "middle game." This is not a conflict that can be resolved in an afternoon. The core of the problem is very simple: who will control the world's most important waterway? And, is Iran's willingness to threaten its neighbors enough to gain bargaining chips for its nuclear weapons?
That is the key.
And what is now becoming clear is a whole set of strategic paths. Readers who have read through from "The Battle for the Dollar" to "Don't Take the Bait," and then to "Awakening the Hegemon" and "Fragile Peace" should already see the pattern.
Trump is executing a "Rimland" strategy.
Intercept Shipping. Threaten a 50% tariff on all countries providing weapons to Iran. Instead of attacking the heartland, control sea-based energy transport routes to drag China into the game. For every mine Iran lays and every oil tanker they attack, respond tenfold—seize their ships, control the tankers, and directly sell their oil.
Settle in USD.

The screenshot mainly suggests that Iran is trying to use the "Straits Blockade" as a bargaining chip. However, this not only strategically misreads the U.S.'s advantage (control of the seas, not nodes) but also tactically pushes more neutral countries into opposition.
Next is the "Abraham Accord." Saudi oil is transported through Jordan to the port of Haifa; the Trans-Arabian Pipeline (Tapline) has been reactivated. A corridor consisting of physical infrastructure is connecting coastal countries into an energy network, completely bypassing the "heartland." This is the "Peripheral Zone Alliance" built with pipelines and steel.
In my view, the reason we've come to this point today is largely due to this process itself—Iran (and China) detonated Israel on October 7 through Hamas, disrupting the normalization process of this relationship. Once this process could move forward, an alternative trade route bypassing the Hormuz Strait and even the "Belt and Road" could have been established.

Trans-Arabian Pipeline (Trans-Arabian Pipeline)
This also explains the discord between Washington and Brussels. The U.S. feels the weight of responsibility, while Europe seems to think it can negotiate privately for its own energy access routes on the one hand and let the "older brother" bear the cost of conflict. France, on the one hand, blocked relevant UN Security Council resolutions, negotiated bilateral passage arrangements through the Strait with all parties, and called for the formation of an "Independent State Alliance." This is a typical "heartland" mindset: trading with the inland power, avoiding direct conflict, as if the maritime routes will maintain themselves.
Trump just plugged this loophole—and in doing so, turned America's problem into a global problem.
As of the time of writing, crude oil prices have risen by over 6%, and the stock market has fallen by about 1%. The gains from last week's ceasefire appear highly likely to be quickly wiped out. I bought some VIX call options over the weekend, so you could say I have some bias.
The next developments will depend on a series of more fundamental questions:
· Can the ceasefire hold for another week, or will it break down in a "counterfactual" scenario?
· Trump has indicated that he will intercept ships that have paid a "transit fee" to Iran, does this include Chinese vessels? What will happen when they try to load oil from Kharg Island?
· He has also reiterated the threat of imposing a 50% tariff on any country providing weapons to Iran — does this mean a trade war is back on the table?
Then comes Iran's retaliation: it could activate the Houthi forces, which still have the capability to disrupt the Bab el-Mandeb strait. It is worth noting that most oil tankers transporting oil through the East-West pipeline in Saudi Arabia are Very Large Crude Carriers (VLCCs) that cannot pass through the Suez Canal. Once the Houthis escalate, it will not only affect Red Sea shipping but will also force these giant tankers carrying crucial oil to take longer detours.

The main storyline is: this conflict continues to escalate in scale and spillover scope.
By escalating the action to intercept all ships paying a "transit fee" to Iran and reiterating the tariff threat, Trump has explicitly brought China into this game. Beijing has been stockpiling oil for years to deal with such a scenario. But against the backdrop of a real estate-induced economic slowdown, how long can the Chinese markets maintain their "composure"? How likely is it that they will choose to escalate the confrontation to secure their energy supplies?
From Venezuela to Iran, the sequence of these actions is starting to look more and more like a deliberately crafted strategy.
The "Rimland" is making a comeback.
Next, there are interconnected market-level issues:
· How bad will the Monday opening be? The initial round of selling came mainly from short-term funds and retail investors buying puts. When will long-term funds start to view the volatility as uncontrollable, prompting them to sell off or hit risk limits?
· Last week, hedge funds quickly covered their positions of "long AI hardware, short software." But with rising oil prices, falling bonds, tightening liquidity, and the added risk of disruption in the Gulf helium supply chain (a critical material for chip manufacturing), is it enough to reprice the expected AI acceleration cycle?
· Prior to the conflict, the U.S. economy saw almost zero growth in the first quarter. With energy prices soaring, residents' disposable income being consumed by gasoline, heating, and aviation fuel — will households cut spending, or will they leverage further?
· The Fed meeting minutes show that the decision-makers are already discussing tightening policy to address energy-driven inflationary pressures. A new round of debate on "how to handle negative supply shocks" is unfolding. Faced with such a large-scale energy shock, can the Fed still "choose to ignore"?
Ultimately, these issues point to a larger "domino effect".
The "Rimland" strategy solves the energy and dollar issue but does not address the entire system supported by energy. The market is currently only pricing in the "first node" and has not transmitted to the "second node" yet. Oil prices can quickly reprice due to news, but agricultural production cycles do not. Urea prices are still at $700, and the USDA expects the smallest wheat planting area since 1919—this will not reverse due to a handshake between two diplomats. Farmers who couldn't afford fertilizer in March also cannot "replant" in April.
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Before using Musk's "Western WeChat" X Chat, you need to understand these three questions
The X Chat will be available for download on the App Store this Friday. The media has already covered the feature list, including self-destructing messages, screenshot prevention, 481-person group chats, Grok integration, and registration without a phone number, positioning it as the "Western WeChat." However, there are three questions that have hardly been addressed in any reports.
There is a sentence on X's official help page that is still hanging there: "If malicious insiders or X itself cause encrypted conversations to be exposed through legal processes, both the sender and receiver will be completely unaware."
No. The difference lies in where the keys are stored.
In Signal's end-to-end encryption, the keys never leave your device. X, the court, or any external party does not hold your keys. Signal's servers have nothing to decrypt your messages; even if they were subpoenaed, they could only provide registration timestamps and last connection times, as evidenced by past subpoena records.
X Chat uses the Juicebox protocol. This solution divides the key into three parts, each stored on three servers operated by X. When recovering the key with a PIN code, the system retrieves these three shards from X's servers and recombines them. No matter how complex the PIN code is, X is the actual custodian of the key, not the user.
This is the technical background of the "help page sentence": because the key is on X's servers, X has the ability to respond to legal processes without the user's knowledge. Signal does not have this capability, not because of policy, but because it simply does not have the key.
The following illustration compares the security mechanisms of Signal, WhatsApp, Telegram, and X Chat along six dimensions. X Chat is the only one of the four where the platform holds the key and the only one without Forward Secrecy.
The significance of Forward Secrecy is that even if a key is compromised at a certain point in time, historical messages cannot be decrypted because each message has a unique key. Signal's Double Ratchet protocol automatically updates the key after each message, a mechanism lacking in X Chat.
After analyzing the X Chat architecture in June 2025, Johns Hopkins University cryptology professor Matthew Green commented, "If we judge XChat as an end-to-end encryption scheme, this seems like a pretty game-over type of vulnerability." He later added, "I would not trust this any more than I trust current unencrypted DMs."
From a September 2025 TechCrunch report to being live in April 2026, this architecture saw no changes.
In a February 9, 2026 tweet, Musk pledged to undergo rigorous security tests of X Chat before its launch on X Chat and to open source all the code.
As of the April 17 launch date, no independent third-party audit has been completed, there is no official code repository on GitHub, the App Store's privacy label reveals X Chat collects five or more categories of data including location, contact info, and search history, directly contradicting the marketing claim of "No Ads, No Trackers."
Not continuous monitoring, but a clear access point.
For every message on X Chat, users can long-press and select "Ask Grok." When this button is clicked, the message is delivered to Grok in plaintext, transitioning from encrypted to unencrypted at this stage.
This design is not a vulnerability but a feature. However, X Chat's privacy policy does not state whether this plaintext data will be used for Grok's model training or if Grok will store this conversation content. By actively clicking "Ask Grok," users are voluntarily removing the encryption protection of that message.
There is also a structural issue: How quickly will this button shift from an "optional feature" to a "default habit"? The higher the quality of Grok's replies, the more frequently users will rely on it, leading to an increase in the proportion of messages flowing out of encryption protection. The actual encryption strength of X Chat, in the long run, depends not only on the design of the Juicebox protocol but also on the frequency of user clicks on "Ask Grok."
X Chat's initial release only supports iOS, with the Android version simply stating "coming soon" without a timeline.
In the global smartphone market, Android holds about 73%, while iOS holds about 27% (IDC/Statista, 2025). Of WhatsApp's 3.14 billion monthly active users, 73% are on Android (according to Demand Sage). In India, WhatsApp covers 854 million users, with over 95% Android penetration. In Brazil, there are 148 million users, with 81% on Android, and in Indonesia, there are 112 million users, with 87% on Android.
WhatsApp's dominance in the global communication market is built on Android. Signal, with a monthly active user base of around 85 million, also relies mainly on privacy-conscious users in Android-dominant countries.
X Chat circumvented this battlefield, with two possible interpretations. One is technical debt; X Chat is built with Rust, and achieving cross-platform support is not easy, so prioritizing iOS may be an engineering constraint. The other is a strategic choice; with iOS holding a market share of nearly 55% in the U.S., X's core user base being in the U.S., prioritizing iOS means focusing on their core user base rather than engaging in direct competition with Android-dominated emerging markets and WhatsApp.
These two interpretations are not mutually exclusive, leading to the same result: X Chat's debut saw it willingly forfeit 73% of the global smartphone user base.
This matter has been described by some: X Chat, along with X Money and Grok, forms a trifecta creating a closed-loop data system parallel to the existing infrastructure, similar in concept to the WeChat ecosystem. This assessment is not new, but with X Chat's launch, it's worth revisiting the schematic.
X Chat generates communication metadata, including information on who is talking to whom, for how long, and how frequently. This data flows into X's identity system. Part of the message content goes through the Ask Grok feature and enters Grok's processing chain. Financial transactions are handled by X Money: external public testing was completed in March, opening to the public in April, enabling fiat peer-to-peer transfers via Visa Direct. A senior Fireblocks executive confirmed plans for cryptocurrency payments to go live by the end of the year, holding money transmitter licenses in over 40 U.S. states currently.
Every WeChat feature operates within China's regulatory framework. Musk's system operates within Western regulatory frameworks, but he also serves as the head of the Department of Government Efficiency (DOGE). This is not a WeChat replica; it is a reenactment of the same logic under different political conditions.
The difference is that WeChat has never explicitly claimed to be "end-to-end encrypted" on its main interface, whereas X Chat does. "End-to-end encryption" in user perception means that no one, not even the platform, can see your messages. X Chat's architectural design does not meet this user expectation, but it uses this term.
X Chat consolidates the three data lines of "who this person is, who they are talking to, and where their money comes from and goes to" in one company's hands.
The help page sentence has never been just technical instructions.

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After the blockade of the Strait of Hormuz, when will the war end?
Before using Musk's "Western WeChat" X Chat, you need to understand these three questions
The X Chat will be available for download on the App Store this Friday. The media has already covered the feature list, including self-destructing messages, screenshot prevention, 481-person group chats, Grok integration, and registration without a phone number, positioning it as the "Western WeChat." However, there are three questions that have hardly been addressed in any reports.
There is a sentence on X's official help page that is still hanging there: "If malicious insiders or X itself cause encrypted conversations to be exposed through legal processes, both the sender and receiver will be completely unaware."
No. The difference lies in where the keys are stored.
In Signal's end-to-end encryption, the keys never leave your device. X, the court, or any external party does not hold your keys. Signal's servers have nothing to decrypt your messages; even if they were subpoenaed, they could only provide registration timestamps and last connection times, as evidenced by past subpoena records.
X Chat uses the Juicebox protocol. This solution divides the key into three parts, each stored on three servers operated by X. When recovering the key with a PIN code, the system retrieves these three shards from X's servers and recombines them. No matter how complex the PIN code is, X is the actual custodian of the key, not the user.
This is the technical background of the "help page sentence": because the key is on X's servers, X has the ability to respond to legal processes without the user's knowledge. Signal does not have this capability, not because of policy, but because it simply does not have the key.
The following illustration compares the security mechanisms of Signal, WhatsApp, Telegram, and X Chat along six dimensions. X Chat is the only one of the four where the platform holds the key and the only one without Forward Secrecy.
The significance of Forward Secrecy is that even if a key is compromised at a certain point in time, historical messages cannot be decrypted because each message has a unique key. Signal's Double Ratchet protocol automatically updates the key after each message, a mechanism lacking in X Chat.
After analyzing the X Chat architecture in June 2025, Johns Hopkins University cryptology professor Matthew Green commented, "If we judge XChat as an end-to-end encryption scheme, this seems like a pretty game-over type of vulnerability." He later added, "I would not trust this any more than I trust current unencrypted DMs."
From a September 2025 TechCrunch report to being live in April 2026, this architecture saw no changes.
In a February 9, 2026 tweet, Musk pledged to undergo rigorous security tests of X Chat before its launch on X Chat and to open source all the code.
As of the April 17 launch date, no independent third-party audit has been completed, there is no official code repository on GitHub, the App Store's privacy label reveals X Chat collects five or more categories of data including location, contact info, and search history, directly contradicting the marketing claim of "No Ads, No Trackers."
Not continuous monitoring, but a clear access point.
For every message on X Chat, users can long-press and select "Ask Grok." When this button is clicked, the message is delivered to Grok in plaintext, transitioning from encrypted to unencrypted at this stage.
This design is not a vulnerability but a feature. However, X Chat's privacy policy does not state whether this plaintext data will be used for Grok's model training or if Grok will store this conversation content. By actively clicking "Ask Grok," users are voluntarily removing the encryption protection of that message.
There is also a structural issue: How quickly will this button shift from an "optional feature" to a "default habit"? The higher the quality of Grok's replies, the more frequently users will rely on it, leading to an increase in the proportion of messages flowing out of encryption protection. The actual encryption strength of X Chat, in the long run, depends not only on the design of the Juicebox protocol but also on the frequency of user clicks on "Ask Grok."
X Chat's initial release only supports iOS, with the Android version simply stating "coming soon" without a timeline.
In the global smartphone market, Android holds about 73%, while iOS holds about 27% (IDC/Statista, 2025). Of WhatsApp's 3.14 billion monthly active users, 73% are on Android (according to Demand Sage). In India, WhatsApp covers 854 million users, with over 95% Android penetration. In Brazil, there are 148 million users, with 81% on Android, and in Indonesia, there are 112 million users, with 87% on Android.
WhatsApp's dominance in the global communication market is built on Android. Signal, with a monthly active user base of around 85 million, also relies mainly on privacy-conscious users in Android-dominant countries.
X Chat circumvented this battlefield, with two possible interpretations. One is technical debt; X Chat is built with Rust, and achieving cross-platform support is not easy, so prioritizing iOS may be an engineering constraint. The other is a strategic choice; with iOS holding a market share of nearly 55% in the U.S., X's core user base being in the U.S., prioritizing iOS means focusing on their core user base rather than engaging in direct competition with Android-dominated emerging markets and WhatsApp.
These two interpretations are not mutually exclusive, leading to the same result: X Chat's debut saw it willingly forfeit 73% of the global smartphone user base.
This matter has been described by some: X Chat, along with X Money and Grok, forms a trifecta creating a closed-loop data system parallel to the existing infrastructure, similar in concept to the WeChat ecosystem. This assessment is not new, but with X Chat's launch, it's worth revisiting the schematic.
X Chat generates communication metadata, including information on who is talking to whom, for how long, and how frequently. This data flows into X's identity system. Part of the message content goes through the Ask Grok feature and enters Grok's processing chain. Financial transactions are handled by X Money: external public testing was completed in March, opening to the public in April, enabling fiat peer-to-peer transfers via Visa Direct. A senior Fireblocks executive confirmed plans for cryptocurrency payments to go live by the end of the year, holding money transmitter licenses in over 40 U.S. states currently.
Every WeChat feature operates within China's regulatory framework. Musk's system operates within Western regulatory frameworks, but he also serves as the head of the Department of Government Efficiency (DOGE). This is not a WeChat replica; it is a reenactment of the same logic under different political conditions.
The difference is that WeChat has never explicitly claimed to be "end-to-end encrypted" on its main interface, whereas X Chat does. "End-to-end encryption" in user perception means that no one, not even the platform, can see your messages. X Chat's architectural design does not meet this user expectation, but it uses this term.
X Chat consolidates the three data lines of "who this person is, who they are talking to, and where their money comes from and goes to" in one company's hands.
The help page sentence has never been just technical instructions.
