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Taiwan's entire economy, particularly its critical semiconductor industry, runs on imported Liquefied Natural Gas (LNG) with less than three weeks of reserves. A naval blockade lasting longer than that would shut down the island and its fabs, an act with twice the economic impact of the Great Depression.

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While oil gets the headlines, disruptions to liquefied natural gas (LNG) supply are a more direct threat. LNG is a key energy source for data centers, so price spikes or shortages could derail the massive capital expenditures driving the AI buildout.

The extreme energy intensity of advanced chipmaking creates a critical vulnerability. In Taiwan, the world's leading chip producer, a single major manufacturer uses up to 10% of the country's total power. This high-stakes dependency is amplified by Taiwan's limited LNG storage of only about one and a half weeks.

Re-establishing normal energy flows is not like flipping a switch. It can take months to recover even if a conflict ends quickly. Furthermore, if infrastructure like LNG plants or oil wells is damaged, the supply reduction and economic pain can last for years.

China is completely dependent on US-policed sea lanes for oil and food. The U.S. could trigger a civilizational collapse, potentially killing half the population, by simply using a few destroyers to stop energy and food flows near Singapore. This can be done without a direct military confrontation on Chinese soil.

While Asia holds 65-70 days of crude oil reserves, its Liquefied Natural Gas (LNG) buffer is measured in days, not months. With 40% of its LNG sourced from the Middle East, any disruption presents a more immediate and critical threat to power generation and industrial output than an oil shock.

Dan Sundheim identifies a potential conflict with China over Taiwan's semiconductor dominance as the single biggest tail risk to the global economy. Since Taiwan produces over 90% of advanced chips, a disruption to this fragile supply chain would be catastrophic, potentially triggering an economic crisis on the scale of the Great Depression.

LNG's market response to a blockade is far quicker than oil's due to storage limitations. With only 2-3 days of spare storage capacity, major LNG producers like Qatar are forced to shut down production almost immediately, while oil producers may have weeks of capacity.

While China's 120-day strategic oil reserve provides a significant buffer against disruptions, it has no equivalent for Liquefied Natural Gas (LNG). With nearly one-third of its LNG imports transiting the Strait of Hormuz from Qatar, any regional conflict creates immediate supply pressure, a vulnerability not present in its oil position.

A naval and air blockade, or "cordon sanitaire," presents a more dangerous and likely scenario than a direct cross-strait assault. This strategy would force an enormously difficult political and military decision upon the U.S. about whether to break the blockade and come to Taiwan's aid.

The primary danger to the West's technology infrastructure is not a Chinese invasion of Taiwan, but a simple naval blockade. This less aggressive act could halt the flow of 90% of the world's advanced microprocessors, crippling Western economies and defense systems without firing a shot.