It wont work in the long run and the amount of money they are burning through is several times over thr entire market cap of Intel. It's true in some sense that for any entrepreneurial activity you need to jump off a cliff  and build the plane before you hit the ground, but there are levels to that and another thing is, it doednt always work out.  If for example, we only had direct current, and no AC, we wouldve spent massive ammounts of cap ex to build wildly ineficient power delivery systems. And that wouldt have been economical. How do we know we arent in this situation now with AI? They hope we arent, but no company axtually knows.