Scaling Smugmug from startup to profitability

Smugmug.com a 5 year old company with just 23 employees has 315000 paying customers and 195 million photographs. CEO & "Chief Geek" Don MacAskill has a nice set of slides where he talks about its 5 year journey during which it went from small startup to a profitable business. The talk was giving during Amazon's "Startup project" so it talks mostly about how it uses AWS (Amazon Web services).