> I suspect that Google's innovation in making these cross-region or cross-cluster transactions viable is partly in their network I think this understates it.

> I suspect that Google's innovation in making these cross-region or cross-cluster transactions viable is partly in their network I think this understates it. Production distributed systems suck balls with unreliable infrastructure, and anyone who has ever tried to do realtime replication of all of their data (and lots of it) across the internet knows how completely unrealistic it is. It's like running a power cord across a highway to power a refrigerator.