Tesla: Wireless Charging Platform

So they put 3 Qi charging coils on sliders or motors for auto-alignment and are charging $300 for it?

Who would buy this product given how inexpensive most Qi chargers are?

Also, did they make an effort to avoid interference and overheating like what AirPower experienced?

https://www.youtube.com/watch?v=2Mb_LXJyHFw