Exactly this. Just looking at my posts in my Facebook newsfeed and Facebook groups, this thing went insanely viral in a matter of minutes and people really are

Exactly this. Just looking at my posts in my Facebook newsfeed and Facebook groups, this thing went insanely viral in a matter of minutes and people really are signing up for Dropbox and really noticing it (those who haven't been using it before). The fact that they have a competition among universities and have the "top students" at each university is a massive plus in getting people excited about Dropbox.