"I've found it interesting how it creates referals to you site (you see someone's comment on Friendfeed or their blog and head over to the initial post). I've enjoyed playing with it.
Welcome aboard!" - Sean Reiser
"Actually, that would defeat the point, IMHO. The goal of Disqus is to
have build a social network around commenters. The service is more
for your users then you." - Sean Reiser
"1) Nope... you're either using Drupal or Disqus commenting on your site. w/ disqus you're using disqus profiles and drupal you'd have the control you're asking for.
2) You can control the tread depth and threading on the disqus setup page." - Sean Reiser