The nine cloud giants will collectively burn through $957 billion on AI in 2026 (+106%), and spend over $1.5 trillion in 2027. Global server output will top $1 trillion for the first time in 2027, with AI servers accounting for 81%—soon, “servers” will mean AI servers. The counterargument: is all this spending buying growth, or fueling the next bubble? Here’s the key: to understand AI, don’t watch model launches—watch these nine companies’ capital spending. When the money stops, the bubble bursts. Pick a side: will the winners be the ones selling the picks and shovels, or will it all go up in smoke?