The world literally has hard proofs of mass espionage by the NSA and CIA after Snowden and Wikileaks Vault 7. Moving your government secrets to the US cloud has been madness for at least 12 years.
Alright so get a magical amulet.
If China and Russia can somehow solve the issue and manage their infra, I don't see why EU, for example, can't.
It's better to have at least partially protected your whole government and citizens data than having it handed directly to the foreign intelligence in bulk. That's the question about political will, we don't talk about average Joe here.
See, parent is right? Safe/not safe dichotomy helps nobody
To be clear, this was 10 years ago so things may have changed. Also, my task was memory bandwidth limited, where even changing the memory access patterns slowed things down by 10% or more.