Yesterday Drupal launched a new release of Drupal 5... and again today! What's going on guys? 5th December: 5.4 ... 6th December: 5.5!

Anyway, Drupal 5 users should download and upgrade to benefit from the bug fixes.

And all you Beta testers of Drupal 6 have a new toy too: Beta 4 was launched on the 5th along with 5.5:

http://drupal.org/download