Musk told users to ask Grok Bot to scrub their phone numbers from spam lists.
Tesla's Roadster uses fans, active wings and cold gas thrusters to create grip at any speed.
Tesla's Roadster comes in Performance, Thrust and Rocket versions, with a claimed 0-60 under 0.59 seconds.
Musk promises SpaceX will cover Grok Bot purchase errors, tells users to shop beyond Amazon.