I followed links from Steemit May Become Killer App As It Looks to Draw 1 Mln Bitcoin Users Yearly to Steemit is Bitcoin's Killer App | Evidence, Numbers, & Analysis and signed up the same day.

What changed since then? Reality set in... ; -) I still believe in Steem's long term potential, but it was easy to get caught up in irrational exuberance back then.