The internet is the only place where logical and common sense flies out the window.
The fact that the biggest individuals in the jail and throwing down the heaviest weights were in their 30-40s should have set off alarm bells as this flies against the law of natural.
They most likely had access to oral steroids, such as dbol, sdrol, anadrol and so on. An oral which puts on mass quickly and can be cycled on and off without much issue.
Jail is the survival of the fittest why would they put you on the game if they had access to steroids? Most people in the real world who are not a threat to you will not openly talk about their usage. Usage is much more common than you think. Forget bodybuilders, athletes, inmates, criminals, police union bans drug testing for steroids because they know how juiced up the police departments are.
This has nothing to do with cacs. But truth be told, Cacs started bodybuilding, steroids and show the rest of the world how the game goes. They know a lot more about bodybuilding and AAS than anyone in the world.