Protect Your Bubble, a UK insurance firm, today conducted a survey of the line of people waiting to buy an iPhone 4S outside London's Regent Street Apple Store. The survey, which which was conducted for no other reason than so Protect Your Bubble could get a little free brand recognition on the back of the iPhone 4S, did however reveal some interesting stats. Most notably, the line for the iPhone 4S launch is the longest in the history of iOS device launches for the Regent Street store (see infographic ab