It already exists. No screen, just stickers. Like this example https://dollarsprout.com/get-paid-to-advertise-on-your-car/ https://dollarsprout.com/get-paid-to-

It already exists. No screen, just stickers. Like this example https://dollarsprout.com/get-paid-to-advertise-on-your-car/ https://dollarsprout.com/get-paid-to-advertise-on-your-car/