Black Mark and Fitzroy Flasher on the subject of the scenes' present. In Buddhism there is a part of the teaching in which the student is told to kill the teacher, to illiminate the idol, remove the blinding obstacle. Perhaps this is what street art requires, it is not a physical or even metaphysical killing, more of an acceptance of the limitations of that which came before, its natural limitations, relative to its conception, and the coming into being of its offspring, the torchbearers of the new.
Image above thanks to Banksy, not a steal - just an appreciation, a cover song so to speak, not for fame but for the debts that must be payed. if you try to sue me i'm just letting you know i'm broke.