Linking vocabularies to specific content types (page, story, project etc) is great, and what I think is one of the best features of drupal. However, there are definitely elements of this implementation that could be improved.

On interconnected, Matt Webb is thinking about adaptive and evolutionary design in terms of software architecture in order to discuss considerations

I'm curious how much work/how feasible it would be to extend Drupal to have a more flexible based group permissions system. I understand that you can setup "user roles" and assign a user a role, then define that roles permissions.

I'm increasingly confident in Drupal 4.1.0's release readiness. As such, chances are we'll release Drupal 4.1.0 within two weeks.

We are currently working on a redesign of Drupal's administration pages; the goal is to improve usability for both novice and experienced Drupal users.

I wrote a wiki module for version 3.0 (it was working but still needed some more development) and am wondering if it is worth updating it to 4.1 I stoped development mainly because I dont have a wesite to host a site on and because I found that

Drupal supports RSD (Really Simple Discoverability) by means of the rsd.module

The new Recommendation Module for Drupal is a "collaborative filtering" engine. This means that the module predicts interesting nodes, according to your personal tastes.

After six months of development Drupal 4.1.0 is now ready for some final testing. Drupal is currently in a feature freeze, and has been for quite some time, to make sure nothing breaks before the final 4.1.0 release.