You can do that on a Nikola too. You need to start in a hilly area and ensure that you are going downhill. Nikola leverages gravity to deliver a form of transportation that uses the cleanest possible energy - gravity.
So cool.
Made me curious if there are any "pre-revenue" startups (let's say revenue < .5% of expenses) that IPOed and didn't eventually collapse. After all, it is a particularly ballsy move to IPO without any actual revenue, never mind profits.