Bitcoin isn't a ~2 trillion dollar network. It's a ~2 quadrillion sats network.

Google has added a note about non-custodial wallets Link:

Understanding Google Play’s Cryptocurrency Exchanges and Software Wallets Policy - Play Console Help

To ensure a safe and compliant ecosystem for users, Google Play has established specific guidelines for the publication of cryptocurrency exchanges...

Sorry guys I minted ecash worth 21 million bitcoin from a real mint and someone accepted it as an offline payment. You can still mint more ecash though.