It's hard to find a machine that does not have a remote control nowadays. Also I'm sure there are tons of RSA key activated software running on that machine.<p>But the real kill switch would be people who know how to deal with such level of complexity.
If war happens in few years, I really wonder how markets would react to this? Algos might go crazy. It would probably create chip supply chain problems bigger than covid.
CIA doesn't trust this, will use military to blow up TSMC in the event the Chinese invade. But the Chinese will just keep slowly taking over the US government, making this policy of questionable use. LOL.