I reckon this would actually be really fun. It is insensitve sure but in general a gret idea http://www.news.com.au/story/0,10117,19909544-23109,00.html
It's actually very funny to be a part of... You're getting paranoia and suspects that everyone on the street is a potential enemy that want to eleminate you...
Geeze. Would it kill you to place a few paragraphs? Here's the whole article. Source: Reuters Dumb-ass idea given the current climate and "shoot-to-kill, ask-questions-later" policy of the Met in London.