Knoppix 6.0 has now been released with several new features and updates. The last update to Knoppix was in March of 2008 with version 5.3.1.
Knoppix is a bootable CD distribution of Linux that incorperates automatic hardware detection. The CD can be used to demo Linux, as an educational CD, a rescue system, etc. It uses on-the-fly decompression so it can have up to 2 GB of data and software installed on it.
http://www.linuxlinks.com/portal/news/article.php?story=20090128140723839