I think there could also be a significant difference in the comparative numbers of knives, guns and machete's prevalent, presumably required to carve out the crack pipes? As has been said before by a great philosopher on here and CI, London is just a theme park at the end of the M1. America has Disneyland and we have London! Americans tend not to go to Disneyland. In the same way truebrits don't go to London. Just leave it to the foreigners.