I think the chance of anyone being lucid enough to carry out the solution after 9.5 years of solitary confinement is small enough that the solution doesn't real

I think the chance of anyone being lucid enough to carry out the solution after 9.5 years of solitary confinement is small enough that the solution doesn't really matter. Someone will say they've all been in there after the first year just to put themselves out of their misery!