Following shortly behind the new PS3 Firmware 3.70 update, today Sony has also released PSP System Software Firmware update version 6.60 for the PlayStation Portable and PSPgo consoles.
Download: PSP Firmware 6.60 Update / PSPgo Firmware 6.60 Update (PSP-N100x only)
Sony's Network Entertainment VP Eric Lempel has stated that this is indeed a minor PSP system software update.
As always, those utilizing any of the the recent PSP downgraders and hacks will want to avoid updating your console if you wish to run PSP homebrew on it as the recent PlayStation Portable exploits are likely patched.
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