i know it as a "web 2.0 thing", but i guess that counts as old-school internet now. that was all set off by flickr - they might not have been the first to do i

i know it as a "web 2.0 thing", but i guess that counts as old-school internet now. that was all set off by flickr - they might not have been the first to do it, but they were the first to get popular enough to set off a wave of imitators.