

Testosterone is a hormone. Excess testosterone causes heart issues. (I am not familiar all with current steroids). Injecting crap into eyes can easily cause damage. Ametur surgery has a lot of scarring. Deaths from feedback loops of a diabetic coma with artificial kidneys happen. There is a lot of risk with “bio hacking” and a lot of “supplements” are either dangerous or snake oil
Well, yes and no. Most likely its adoption would be where petroleum stations start creating it on site and selling like a carbon neutral gasoline. Energy has to come from somewhere, so it will probably take solar power to store as fomate and sell as fuel