ROFLcopter

Looks like the guys who made this

DIY_Copter

Have made this:

Which is k-for cool. Looks a bit like an flying Aptera. I kindof preferred the DIY vibe of the other one though.

Only in Germany would you get a building that big, with a floor that clean. Infrastructure man, It’s the business.

More (impressive) detail on it here:

Using electric motors like this cuts out a whole haystack of complexity, while at the same time allowing far greater computer control. Even if we weren’t running out of oil (and sky to dump the fumes), electric would be a better way of doing it. Only 20 minutes flight time though. Therein lies the rub.