Over the years, they repeatedly pushed this narrative to sell cars. Tesla promised on several occasions to have millions of fully autonomous "robotaxis" on the road in 2020, making their owners in excess of $30,000 a year. Currently there are, of course, zero.
Take a look at this video for what Tesla describes as a beta for their "Full Self Driving" system. A beta is, of course, meant to be feature complete software in final testing. Does this look like it's nearly ready to be pushed out to every car on the road?