In short because Elon (wrongly) believes you only need cameras, he made the claim people also drive with just 2 eyes.

The thing is, we recognize a truck with stickers of a stopsign, while AI vision gets confused.

Waymo (Googles self driving side hussle) was build on lidar and other sensors and has been using robot taxis for many years now in geofenced specific areas.

Imagine buying a PC but only be able to install anything from one app store made by the manufacturer

What are you talking about, the headphone jack is the superior connector. It works on all devices, it doesn’t need power, you can use it on a walkman from the 80s if you want. It can also rotate and is a lot more durable than USBC.