>>383toa+0b
>> Where are they getting the $500B? Softbank's market cap is 84b and their entire vision fund is only $100b, Oracle only has $11b cash on hand, OpenAI's only raised $17b total...
1. The outlays can be over many years.
2. They can raise debt. People will happily invest at modest yields.
3. They can raise an equity fund.