The Wire keeps getting better, and to my mind it has made the final jump from great TV to classic TV — put it right up there with The Prisoner and the first three seasons of The Sopranos. It's the sort of dramatic cycle people will still be writing and thinking about 25 years from now, and given the current state of the world and the nation, that's a good thing. ''There,'' our grandchildren will say. ''It wasn't all Simon Cowell.''