MAINTENANCE is requiring for graffiti alphabets to survive, that if you still wanna keep the works close to you. If things goes bored enough to see we can have some re doing, by make some new graffiti alphabets to replace it. Getting enough for things is good feeling too, as long we not getting it so often. And for that wall, I think it really needs serious re working or replacement. Up to the writer to decide. One way or another, there’s nothing to loose to bet with.