... sounds like a trivial job for bare metal instances and that EC2 local NVMe encryption keys are ephemeral is nice against leaks, but not a necessity for oth

... sounds like a trivial job for bare metal instances and that EC2 local NVMe encryption keys are ephemeral is nice against leaks, but not a necessity for other clouds (and not great for resumability, which can really downgrade business continuity scores), and I expect for all the money they ask for it, to be able to keep it relatively secure even across reboots