China controls more than 50% of the global transceiver market, and the Federal Communications Commission is drafting a measure to bar imports of new Chinese optical transceivers, with officials hoping to publish the rule this year. Optical transceivers are the fiber-optic pipes that move AI training data between GPUs at the speed of light. If ... The Trump Administration Could Soon Create the ‘Mother of All’ AI Bottlenecks. These Stocks Could Soar.