I don't think "harbinger" is the right word here, I would reserve that for dot-bomb companies and services like myspace. That time (2000ish) had some pretty c

I don't think "harbinger" is the right word here, I would reserve that for dot-bomb companies and services like myspace. That time (2000ish) had some pretty clear signals where things were going, while also being clear that it wasn't worked out yet. By the time Facebook/YouTube/etc. showed up, the frontier was already a memory, and it was more a question of see who the big winners were going to be.