The Real AI Supply Chain: A Power Map Beyond the GPU

Series: AI Compute Supply Chain | Part 2 of 5 The first article in this series explained what CoWoS, HBM, and ABF are. This one answers the harder question underneath: who controls them? Knowing that these three layers matter is the entry ticket. The real analytical edge comes from understanding who in each layer has the power to say no — and what happens to the whole chain when they do. ...

April 2, 2026