Google searches provide enough electricity to power a 60W lightbulb for half a second. It is predicted that DVDs will no longer be sold by 2015 and those under 30 will not know what they are. At any moment, there are more iPods than the total US population and every 5 iPhones are purchased within the time it takes to read a sentence. 20% of Wikipedia information has never been read and 55% of emails are deleted without being opened. Facebook needs 30,000 servers to handle over 800 million users, with one account for every 8 people.