Download and try the next release of NeoScene, jumping from v1.6 to v5.0 (to be in sync with the other produces -- as there share a lot in common.)

http://www.cineform.com/downloads/NeoScenev500b255100507.zip

NeoScene v5.0 has the speed improvements of it big siblings, and gains improved CS5 support with it own presets and native CineForm editing mode.

Link is dead?

http://www.cineform.com/downloads/NeoScenev500b255-100507.zip