First of all, MySpace is not a startup and they have plenty of money to burn. They chose MS for many reasons, including the fact that they can hire a ton of peo

First of all, MySpace is not a startup and they have plenty of money to burn. They chose MS for many reasons, including the fact that they can hire a ton of people who know the platform. MS also did a lot of custom engineering on SQL Server to help them scale. If you read that giant article from CIO mag you'll see that this was one of the biggest plusses. If you're rich & have plenty of cash on hand, you don't have to worry about the cost. But if you're a startup, cashflow is everything.