Blink and you’ll miss it time - Sony have been busy and released an update to the recent firmware 4.00 release, taking the version to 4.01 (they obviously dislike having whole number releases being out for too long).
The 4.01 firmware release includes the following:

Display of search results under Internet Search has been improved for certain […]

After quite a long time, Sony have finally released a new firmware version for the PSP, version 4.0.
Normally a full version change indicates some great new multimedia additions to the PSP’s arsenal, but this time its a little disappointing. The firmware 4.00 release adds the ability to search the internet without launching the PSP’s built […]