[bxbb]

They promote the campaign on their site ( http://fontawesome.io/ ). A lot of people (including me) already visited the site occasionally to take a quick glance on the cheatsheet. I think that's probably where the most traffic originated from.

[EGreg]

How do you know? Why is their site so heavily trafficked?

[fortawesome]

We posted the info he's referencing elsewhere in the thread. We're used on roughly 1 in every 3 new websites that gets made.

[ggreenbe]

So you're like the Wordpress of icons.