Tesla has been selling level 5 autonomy since 2016. I can see nothing wrong with that. Definitely not vaporware /s https://www.tesla.com/blog/all-tesla-cars-being-produced-now...
Tesla vehicles cannot operate fully autonomous as-of now. Tesla has no idea if they'll need to replace or upgrade hardware either. They simply have not solved the problem yet, but want everyone to buy into the hype. And, the hype machine is working, unfortunately.