according to this article they sold off the accounts and then continued the attacks.

http://www.dailydot.com/technology/lizard-squad-hackers/

Well, I may have made a bad prediction there. We can't be sure though... :)

How is this different from Lineman.js?

There should be a smaller poll option to distinguish between people who just started/for whom freelancing is not a major source of income and those that are doing it as their main source of income. For example anyone making under 4 or 5 k is probably not a "freelancer" exclusively.