This group’s main discussion forum can be found at groups.drupal.org/lessons. If you have anything to say, anything at all, that’s the place to do it. Help others!
Ways to help
There are dozens of ways you could make a valuable contribution to drupal, be it with new modules, documentation, or advice. You can help out in the irc channels at irc.freenode.net #drupal-dojo and #drupal-support, help contribute to drupal, or play Patch Bingo!
The groups.drupal.org RSS feed can be tapped into by using http://groups.drupal.org/node/2191/feed. It’s the best way to stay up-to-date.