Yup some Daoist secs historically believed semen contains life force. Via “retention of the semen”, a man could maintain his vital life force and slow aging. However, having sex would generate life force. So you could extend your life by having sex as much as possible while controlling how often you ejaculate.
Okay? How is that relevant?
Basically nobody in the current era is suggesting ethanol as an alternative to any of the things you are mentioning, and realistically ethanol is not being used as a primary fuel source. Most cars can’t even take E85 without modifications. It’s used as a fuel additive, for which is has significant public health benefits, and for industrial uses like a perfumery ingredient or a solvent
It’s valuable for reducing smog and makes great fuel for performance cars
I don’t know your city, but in America it’s very well established that riding bikes on the sidewalk is less safe for cyclists as well as other sidewalk users. This applies to e-scooters just as well, and includes car dominated cities.
Turns out people are really bad as judging relative risk when it comes to traffic. If you live in a modern western city, I bet your city is the same.
I quit years ago because I was going to school for aerospace engineering and knew I’d need a security clearance at some point
Years of bottled up dreams rising to the surface all at once was WILD