The existing Roadster will get an upgrade this year. A next-gen Roadster is further down the road.
Musk says it's "impossible" to say how the stock market will valuate Tesla - noting the manic-depressive nature of the beast. He still thinks Tesla is a good long-term investment.
What's after Gen-III? Musk says the company will take additional steps to shift the industry to electric. Trucks and lower-cost vehicles are possibilities.