I also have my estimates. And I think that one day, after I create a successful company that builds electric cars on a scale no one has tried before, and after

I also have my estimates. And I think that one day, after I create a successful company that builds electric cars on a scale no one has tried before, and after I create a company that designs and builds rockets that deliver cargo on commercially-contracted terms, people will even take my estimates seriously. Until then, I'll keep them to myself and not criticize others unless I have a really, really good justification.