The system is sufficient transparent. SVB was a publicly traded company. Customers who cared about risk could just read the reports. In the end any bank can fail.
The FDIC insurance won’t make the rest whole, the bankruptcy process will. The assets are not fundamentally toxic and someone will buy them, with a haircut.
https://ir.svb.com/financials/sec-filings/default.aspx
The depositors will get their money back, with perhaps a small delay. Which is more than you can say for scams like cryptocurrency.