All of these venture-capital-backed companies trying to pretend that they are insuring vast amounts of customer money by making random deposits in other banks a

All of these venture-capital-backed companies trying to pretend that they are insuring vast amounts of customer money by making random deposits in other banks are just committing fraud. FDIC insurance specifically isn't for this use case (and doesn't insure against the VC-backed company failing or stealing your money in any case!).