Moreover, I think Bitcoin is the ideal fund asset because you can easily see proof of reserves. Just have to click on a link.
Discussion
I think it's better than keeping your coins in a Bitcoin casino like Coinbase, and a lot of people/companies don't want to self-custody or entirely self-custody.
I used to think this was regarded, but I now have half my precious locked up in a Ledger that I'm terrified to touch and temporarily misplaced in my house. 😂