Prototypes? This company was essentially selling a rebranded Segway ES2.
https://www.bizjournals.com/sanjose/news/2018/06/25/segway-n...
https://www.bizjournals.com/sanjose/news/2018/06/25/segway-n...
Regardless, doesn't change my basic point, which is that "real company" is a nebulous concept and not prudent for a consumer. My neighbor's venture without even a business certificate may be a more "real company" because if he fucks me over he has at least has to see me everyday for years.
I agree with you and didn't mean to dispute your point, just add to it.