Wait... Crypto custody is a case of not-your-keys, right?
The thing about custody is that it's guaranteed, often backed by insurance.
This is how their Institutional Fractional Reserve System will make inroads.
EDIT: machasm beat me to it.
What’s to stop banks from running fractional reserve practices on our Bitcoin and putting us back in the same shithole Bitcoin was designed to get us out of?
I think the answer is it is Russian roulette. Bitcoin is an instantly transferable bearer asset. There is NO lender of last resort.
And of course no one HAS to use these services.
Goldmann Ballsacks is the quintessential Institutional highway barons, They has all the politicians family's working for them. They are the true insiders that write their own laws to make their scams legal.
The sheeple will use it because they will make it easy for them while keeping it nigh impossible with ACH transfers to use anyone else while they squeeze all the private exchanges that don't bend over like Coinbase. And of course all the Network Media will be shilling for them.