Apple’s iPod Touch 2.1 Firmware is now available for download via iTunes. This update is said to improve mass stability and add the new Genius feature to the iPod Touch. This Genius feature playlist creator will create songs that will go well with the selected song and create a playlist based on its components such as BPM and genre. This feature is very solid and will get better every week as it updates your Genius algorithms.

The official list of changes for this firmware include…

- Genius playlist creation
- dramatically reduced time to backup to iTunes
- improved email reliability, notable fetching email from POP and Exchange accounts
- faster installation of 3rd party applications
- fixed bugs causing hangs and crashes if you have lots of 3rd party applications
- faster loading and searching of contacts
- other bug fixes

Members of the MacRumors forums have been listing what they have noticed in the new firmware..

- Faster App updates and installation
- When viewing songs it says Artist And Album underneath the Song title.
- Podcast has more descriptive information
- Can now selectively mute certain sound effects (new mail, key taps)
- More responsive
- Much faster backups

The 2.1 Firmware is available for free download if you have purchased the 2.0 and is only 9.95 if you have 1.x software.

[Via MacRumors]