Musk generates a constant trickle of hints that car autonomy is closer than we expect. That doesn't correspond at all to how things currently operate, but Musk figures there will be a sudden whomp of improvement... by end of 2020. I'm not buying Full Self Driving now, because I'm betting that his schedule will lag -- but I could be wrong.
https://www.tesmanian.com/blogs/tesm...opilot-2q-2020