Mainframes have nothing to do with this.

RISCV is still just a computer - would work just fine on a logical level. Raw compute would be an issue with today’s hardware.

It does sound a bit like creating plausible deniability for some sketchy transactions later on.

Seeing this made me think it might make sense for EU to fund a software stack that allows any location to become a “region” in aws terms. Existing datacentres could assign parts of their infra to such setup. Customers could have a single UI and UX to use.