> ignites a new digital "cold war"
Already been going on for over a decade - export controls on dual use technology like Xeon processors already began being enforced back in the Obama admin.
> until the launch takes place
It's already launched. Some companies had access to Mythos for months.
> fuelling the hype
This is true. Commercially available models from a year ago are already good enough from an offensive security perspective. Their big issue was noise, but that could be managed.
I was in the industry when key lengths for SSL were different between US domestic and US products for export. That’s one reason so much Open Source cryptography software expertise built up in Europe so quickly.