PS3 1.92 Firmware OFFICIAL Changelog... Best update yet?
The PLAYSTATION¬®3 system software version 1.92 (with 1.90) update includes the following:
<li>Customizing wallpaper (Theme Settings)
<li>You can now display an image as the background of XMB™ (XrossMediaBar).
<li>You can now use emoticons when creating messages under [Friends].
<li>You can now enter text directly into text entry fields of Web pages using a USB keyboard.
<li>Upsampled output of audio CDs is now supported.
Other new or revised features in version 1.92 (with 1.90):
[44.1/88.2/176.4 kHz] has been added as an option in [Audio CD Output Frequency] under [Music Settings].
[Type 2] has been added as an option in [Bitmapping] under [Music Settings].
[On] has been added as an option in [BD 1080p 24 Hz Output (HDMI)] under [BD/DVD Settings].
The [Image Quality Adjustment] option in the control panel has been changed to [AV Settings].
You can now play AVCHD-format video files that are saved on Memory Stick™ media or on the hard disk of a video camera.
You can now operate the (Slow (Back)) and (Frame Reverse) functions when playing video files saved on storage media or on the hard disk.
New for 1.92: Playability status with the PS3™ system has changed for some PlayStation¬®2 format titles. To check on the latest status, visit the search site for compatible titles.
You can now adjust screen display settings while playing PlayStation¬® and PlayStation¬®2 format software.
You can now sort games that are saved on the hard disk.
[Add to Bookmarks] has been added as an option in the [File] menu of the Internet browser.
When an avatar is displayed during a voice / video chat, the avatar now moves in response to audio.
[Eject Disc] has been added in the options menu for discs.
You can now select [Group Content] when changing a file or folder icon.
For more detailed info and pictures, follow the above link.