Check out this hands-on posted at Endgadget.
I assumed that this was the memory stick micro slot, that it was spring-loaded with no door.
But clearly, there is a memory stick micro, M2-- door along the side of the unit similar to previous PSP models.
So that slot along the bottom of the PSP Go *LOOKS* like it may be a proprietary USB/charging port. Anyone used to iPods or other mp3 players knows the
On the possible upside, iPods use their proprietary ports for things like video out, so maybe the PSP Go will use its port in a similar way. If that even is a USB port..... And is that the only way to charge the battery, like with iPods & other mp3 players? I can't see an AC adapter port.
Still so many questions about this system.....
UPDATE: It looks like that slot is a proprietary USB port:
More pics of the PSP Go can be found at the Amazon listing.