tl;dr
[ but if the cameras are only in public areas, then lots of crimes will go undetected. when Road was manipulating Lavi and Conrad into fighting to the death, she did it all within her own home.
fortunately, no one is looking at the inmates and trying to figure out who's having sex. in fact, it's sort of been established that they don't know who's having sex, since Ms. Pryde did and Mr. Bartowski didn't know about it. so! ]
All right.
[ well, if Richie asked about that, Suzaku would try to explain that it's Acumen's default to assume privacy; no one's gone to it and asked it to "hide" their information, so you'd need to ask every prisoner for permission to read their information to see who was really "trying to hide" anything. Suzaku has things he can't release in his information because they are huge royal secrets, and he's one of the most open people here in terms of just coming right out and telling you all the crimes he's committed &hearst; ]