Someday, cars will have a go button, a place to sit, and maybe a port to charge your phone while the robot whisks you wherever you’re going. But before that point of full autonomy, where software and sensors fuel simplification, human-driven cars are only getting more complicated. That’s especially true in the luxury market, where the likes of Mercedes, BMW, and Audi endlessly one-up each other with fancy features—whether cool, helpful, or useless. Now that the 2017 Mercedes-Benz E-Class has hit US shores, packing a suite of new safety, entertainment, and not particularly necessary features, here’s a a rundown of the most over-the-top gizmos on the market today.