The AI data center boom is looking as shaky as ever. Nowhere is that more apparent than at the Japanese megafirm SoftBank — perhaps best known for bankrolling WeWork before its spectacular implosion — and which now seems to be standing on a financial snowpack that could collapse into an avalanche. SoftBank backstopped OpenAI, the lab behind ChatGPT, with over $60 billion in risky debt financing. As the Financial Times reports, that move has now dragged the bank into an ominous loss of $7 billion between July and September, the…


