[N]obody on Earth is more of a herd animal than Silicon Valley venture capitalists. What you want, as a bank, is a certain amount of diversity among your depositors. […] But if all of your depositors are startups with the same handful of venture capitalists on their boards, and all those venture capitalists are competing with each other to Add Value and Be Influencers and Do The Current Thing by calling all their portfolio companies […] then all of your depositors will take their money out at the same time. https://www.bloomberg.com/opinion/articles/2023-03-10/startup-bank-had-a-startup-bank-run
