> I'm going to assume that Silicon Valley Bank has products built around the fact that a startup has a large sum of money that it spends very slowly, versus a restaurant that needs loans and spends money as quickly as it comes in.

That's what SVB assumed, and they were very wrong.[1]

[1] https://en.wikipedia.org/wiki/Collapse_of_Silicon_Valley_Ban...

Sounds like they got greedy:

> Some banking experts said that the bank would have managed its risks better had it not been for the Economic Growth, Regulatory Relief, and Consumer Protection Act (EGRRCPA), enacted in 2018 and supported by SVB CEO Greg Becker, which reduced the frequency and number of scenarios of required stress testing implemented under the Dodd–Frank Wall Street Reform and Consumer Protection Act for banks with under $250 billion in assets.