> "The links above provide definitive proof that a prisoner can indeed write books. Bringing those books to market, however, could expose the person in prison to disciplinary problems. Since I brought many books to market during my lengthy odyssey, authorities frequently charged me with the disciplinary infraction of “conducting a business.” They locked me in solitary confinement numerous times and they frequently uprooted my family by transferring me in chains to prisons across state lines. "

I think that inmates should not be able to "conduct business" if they are illegal, indeed. And should not have cellphones or anything of the sort. But in this case, the guys should have been congratulated and his sentence reduced somewhat.