Whatever the cost is for high speed internet service specifically for a car is, it will never be worth it. Like GeForce Now uses like 100mbps for their highest quality stream, data caps and cost for uncapped or like a terabyte a month or something specifically for my car, not worth. A Steam Deck is cheap mini-pc/laptop territory.
If gaming in a car actually mattered, there’d be an option to put a small 720p-1080p display in the middle of the car facing the backseats and it’d just have a Ryzen HX-370 or better tucked somewhere and then people can play pretty much everything a Steam Deck can but with better performance

Okay but why though?
Totally giving to work 20 years from now

The 2007 Peugeot Flux concept car actually had an Xbox 360 built into the dashboard:

The past really had such high hopes for the future…
deleted by creator
never my car…



