None of this is official, but if it's accurate, firmware update 4.00 for the PSP could be the single most significant upgrade yet. Some firmware updates only included minor security patches in the past, but 4.00 is going to boast a whole lot more than that. Check out the list of rumored features that should be included with the update:
We have no idea if all of this will be confirmed, but obviously, you're looking at a major upgrade for the PSP. We had heard a bit about the PSP allowing for true remote access to the PlayStation Network and Store, and if this list of features is true, 4.00 should turn that dream into a reality. We'll let you know if Sony comes clean about this, and when we might be able to expect the update to arrive.