It's not a complete joke. Lots of tyres contain RFID chips for inventory control.
Michelin consider it's an asset that the "Tire tag can be read even when the tire is moving or rolling"
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Edit: Just realised that "Someone" posted the same comment 4 hours ago.
The point is they'd put a fart detector in the cabin (and send that data to the mother-ship too) if they thought it would be profitable.
:-)