Apple takes $0.5 billion in iPhone 4 pre-orders in 24 hours(mobileindustryreview.com)
mobileindustryreview.com
Apple takes $0.5 billion in iPhone 4 pre-orders in 24 hours
http://www.mobileindustryreview.com/2010/06/apple-takes-half-a-billion-in-iphone-4-pre-orders.html
"assuming that Apple will net at least 500 pounds per device (or roughly 740 dollars)"