"Try buying from ebay on auctions that close at unusual times, e.g. first thing in the morning.
You can get some great bargains if you´re patient. All but two of the dozen or so PSPs I´ve bought have been from ebay, and I´ve always paid well below shop prices for them".
c´est le message de fanjita
http://forums.qj.net/f-psp-hacks-9/t-possible-27128-exploit-discussion-66036/page6.html