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Unpatchable AMD Chip Flaw Unlocks Paid Tesla Feature Upgrades
(www.tomshardware.com)
This is a most excellent place for technology news and articles.
This has apparently being a thing for a long while. I read that in the past some models of BMW came with heated seats but the switch (and maybe a relay I'm guessing) why for unless the premium was paid. It was an early diy upgrade