"The 5Pointz case produced a strange role reversal. Graffiti artists, who started out as apostles of irreverence and improvisation, were now arguing for preservation and permanence. And a real-estate developer had reason to regret his former friendliness to art."

I'm a little late to it, but Justin Davidson on the 5Pointz decision is worth reading:  Artists Won the 5Pointz Case, But the Decision Was Terrible for Art.