Basically the system is that, if it seems likely someone can be found guilty, they've a chance of getting tried. If there's no likelihood of their being found guilty, they can be banged up for ever, without a trial.

So far they can only do it to foreigners who don't fancy being sent back to some torture regime, but they are working on that loophole so that the rst oif us aren't deprived of this facility.

In the last resport, all it really takes is looking like one of "the usual suspects". It used to be Irish, now it's Muslim. Jews, Gypsies, Reds...