I’d take it today. I’m in my 50s, I’m an endurance athlete (I race bikes) and the calculus looks like: if I wait 20 years I get to experience body-age 50-70 twice, but if I take it now I experience 30-50 twice. Living my prime twice is better than enduring my decline twice, thanks
It’s not so bad once you’ve got your teeth into the problem
assuming you can code, that is