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The New Audi A3 Is Amess With In-Car Subscriptions
(www.motor1.com)
This is a most excellent place for technology news and articles.
There is infrastructure involved with monitoring subscription status to make sure you're not pirating heated seats. Also for taking payments to unlock your adjustable lumbar supports. They gotta pay for it somehow!
There is actually infrastructure involved.. payment infrastructure, servers, modems and cell connectivity. Sure none of those things would be needed if there weren't subscriptions, but there certainly is infrastructure used to verify your subscription and cut you off when you miss a payment.