Custodia would not have paid interest, and indeed, that's impossible. Functionally, Custodia was offering a "we'll park your cash in a safety deposit box in exc

Custodia would not have paid interest, and indeed, that's impossible. Functionally, Custodia was offering a "we'll park your cash in a safety deposit box in exchange for a fee" service, except offered by a dodgy outfit with a lot of crypto links. Now narrow banks - as proposed by, among others, TNB USA - would be effectively entirely safe and could pay interest. Efforts to set one up were shut down by the Fed because they would, in fact, be too attractive compared to traditional banks. See, eg, https://www.bloomberg.com/opinion/articles/2019-03-08/the-fed-versus-the-narrow-bank https://www.bloomberg.com/opinion/articles/2019-03-08/the-fe...