It's easy to say now that this mass Myspace migration happened, but its downfall was much more than Facebook showing up. e.g., It had a ton of technical issues,

It's easy to say now that this mass Myspace migration happened, but its downfall was much more than Facebook showing up. e.g., It had a ton of technical issues, and it got really ugly / unwieldy. If you're interested, the book "The Facebook Effect" does a good job describing the fall of Myspace.