They claimed some major speed improvements also at the time of release, but it seems only noticable on certain computers. The whole D/S integration was what finally made me stop buying Bryce after being a user for many years. Getting a notice when installing Bryce 5.5 that I need to install D/S in order for Bryce 5.5 to work well did put me off.

Artwork and 3DToons items, create the perfect place for you toon and other figures!

http://www.renderosity.com/mod/bcs/index.php?vendor=23722

Due to the childish TOS changes, I'm not allowed to link to my other products outside of Rendo anymore :(

Food for thought.....
https://www.youtube.com/watch?v=pYZw0dfLmLk