That's right folks, this time Sony has updated it to 3.72. Here's what "pspupdates.qj.net" had to say.:
"It just came to our attention that Sony Computer Entertainment Japan (SCEJ) has rolled out a new firmware update for the PlayStation Portable, bringing the official firmware up to version 3.72. This update concerns models PSP-1001 and PSP-2001 sold in North America.
Here's the official changelog of newest system software update, PSP firmware 3.72:
* You can now set a theme under [Theme Settings].
o The home menu color, background and icons for XMB™ (XrossMediaBar) will change, based on the theme that is selected.
* You can now search for a scene when playing a movie that is saved on Memory Stick Duo media.
o You can select and play the scene you want to see from a thumbnail image.
* Simultaneous playback of content under (Music) and (Photo) is now supported.
* Games
o New for 3.72: Support for PLAYSTATION ®Network titles has been expanded.
* Network
o [Assign Buttons] has been added to the (Remote Play) menu.
* Video
o Sequential playback of videos saved on Memory Stick Duo™ media is now supported.
Update: It now appears that PSP firmware 3.72 update also boasts of support for the PlayStation 3' Remote Start feature, a feature that'll be included with PS3 firmware v2.00. Here's the PlayStation UK posting:
* Support has been added for [Remote Start]* of the PS3 system under [Remote Play].
o To use this feature, the PS3 system software must be version 2.00 or later. For detailed information about [Remote Start], visit the PS3 Help & Support section at eu.playstation.com and select Connecting to other devices in the General Guides area."
Source: http://pspupdates.qj.net