Mashable: “Day two for Instagram was an exciting one. Krieger called his dedicated server representative to inquire about getting a new machine — he was quoted a two day turnaround. Instagram, already fast-approaching 40,000 users, would need something much sooner to meet the weekend demand. “We needed to be on a platform where we could adjust in minutes, not days,†says Krieger.”
Amazon EC2 to the rescue! I hear story after story like this. With Amazon EC2, Rackspace, and Microsoft Azure I’m not sure why you’d want to deal with hosting your own mess. Let them do it for you.