I’m aware of the whole “cruel and unusual punishment” thing, but I’m sure there was a building being demolished somewhere in the area where they could have “accidentally” left McVeigh tied up in the basement. Just saying. I mean, those needles are expensive, and this way they can save the taxpayers a few bucks.

disclaimer # 1 - shamelessly stolen from I dare not say where
disclaimer # 2 - shamelessly returning to original question: enough already!