Given the huge number Xbox owners and how many of them love gaming spectatorship, its a natural fit to bring the Twitch experience to the 360.

People who are using your product and putting up with all these issues, means that they are not actually the biggest problems.

The pool of people you care about is going to shift over time.

You want to learn about what's already in their heads. You want to avoid putting things there.

I wish I could tell you the recipe for figuring out who the target user is for your product and who your users should be, but... there isn't a recipe. It comes down to think really hard and use your judgement to figure out who you're really building this for.

Users think they know what they want, but you get the horseless carriage effect where you're getting asked for a faster horse.

Given the huge number Xbox owners and how many of them love gaming spectatorship, its a natural fit to bring the Twitch experience to the 360.