If you think you are prepared to roll some patches, then *now* is the right time to immediately start: Critical API clean-ups for Drupal 7: http://drupal.org/project/issues/search/drupal?status[]=Open&issue_tags=D7+A PI+clean-up The ~10 exceptions for Drupal 7: http://drupal.org/project/issues/search/drupal?issue_tags=Exception%20code%2 0freeze General list of nice to have Drupal core API clean-ups: http://drupal.org/project/issues/search/drupal?status[]=Open&version[]=7.x&i ssue_tags=API+clean-up We have like 4 days to get all of those ready and make D7 really shine. If you can roll patches, but don't know that much about Drupal core yet: http://drupal.org/project/issues/search/drupal?issue_tags=Novice Welcome to the club! :) Thanks, sun