What motivation is there for stripe to accept cryptocurrency payments? It feels like someone is pushing for it without there actually being enough consumer demand for a large company to bother with this.

Also, one problem with USDC is that there is not a single "USDC", every Blockchain has its own independent version of USDC. So advertising "USDC" is kind of meaningless, because you have to support Ethereum USDC, Solana USDC and so on.