Being a prisoner in China really seems like it would suck. Liu Dali, a (pseudonymous) former prisoner, was jailed for "illegally petitioning" the government about corruption, and sentenced to three years in a hard labor camp. During the day, according to The Guardian, he worked 12-hour shifts in a coal mine, and at night, he was forced to farm virtual gold online, which would be sold by the prison guards for a huge profit.
Prisoners pose an age-old dilemma for societies: try to keep them separated from the good citizenry while possibly easing some of the black sheep back into the fold. Now Malaysian architecture students have hit upon the solution of a sky prison city that allows prisoners to work in farms and factories to contribute to the host city below, CNET reports.