As hinted at last week firmware version 1.90 has been released in Japan, with reports that it will arrive in English speaking regions within the next day or so. But what does it do? We're glad you asked. The following is a list of confirmed features that are worming their way around the internet. We'll let you know when the full patch notes become available.

Ability to rearrange games on the XMB
Option menu now includes "eject disc"
Press triangle on the XMB to eject the disc
XMB backgrounds
Change the folder classification
Emoticons
Change CD output to 44.1/88.2/176.4kHz
Force 24Hz output for Blu-ray over HDMI
Change PS3 video settings in-game
"Bit Mapping" in the "Music Setting"
Save AVCHD type animations from a Memory Stick
Change settings like upscaling while playing PS and PS2 games
Add bookmarks
Web browser security function in the browser's tool section
Avatar moves during audio visual chat