So will Facebook get into the digital music business? Definitely. Will it happen quickly? Probably not. As billions of music dollars move from offline to online channels, Facebook is going to think long and hard about the business model that will allow the company to make the most money possible from its . And when Facebook eventually launches its music service, every possibility will have been explored, including my personal prediction: some sort of partnership with iTunes.

Melissa Chang is the founder of , an Internet incubator based in the Boston area. Her blog is at .