Katrina is not something that I want to remember but it is worth noting that August 29 and the surreal weeks that followed mark the 5th anniversary of “The Storm” that flooded New Orleans. For this year’s anniversary, I thought I’d post fitting artwork by the British Street artist Bansky, who’s mural work just happens to be stenciled on the side of building located on the corner of North Rampart and Kerlerec Streets in New Orleans. Interesting timing that I just ran across this article regarding Fred Radtke, aka “the Gray Ghost” because he eradicates graffiti and street art in New Orleans by spray painting over them with gray paint,…