Unfair to whom? He's just a dude who changed his life drastically for the better. Cant you just be happy for him? Why the hate? How does it affect you or anyone else?
Discussion
I do have to acknowledge the fact that I don't know if he actually took steroids. Joe Fazer (idk if you vnow him) also grew from weak to training his body with good results.
But the decisions are not generally not the best.
as comparison, I wouldn't be cheering someone who tells me that he has setup a coinbase wallet to learn about Bitcoin. The intention might be good, but the way you get there might not be the best.