Because that's what their owners want.
I work new build construction deficiencies for residential. Some ovens now have internet and an app, so you can preheat the oven on your way home.
Think about that for a second. You are saving either 10 mins or so of heat up time at best.
Or
You a dumbest who left uncooked food in the oven all day to fester, then burn in a preheating oven.
The scam is that everyone wants their tentacles in your phone/computer and comes up with a bs reason to encourage you to help them out with that. Some headphones won't pair to your phone unless you give them access to location services AND keep it on...
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