Trick the PSP to think it’s updated…
Some PSP games check to see if the PSP has the latest firmware, since we don’t want to update to 2.0 and lose the ability to run games and applications we make, here’s a tool that does a tricksie on the PSP game- This is described as the First Firmware Trick for Games that need Firmware 1.52 to run on your PSP and Cant Run UPDATER 1.52 or 2.0. The System thinks it’s a PSP v1.52 ,v1.0 ,v2.0 even if its a v1.5 or 1.0. Link.
Adding an external antenna to the PSP…we are going to examine the possibilities of increasing the PSP’s wireless signal strength to make it more adaptable to situations where you might need a few extra dBs to get that quality connection.
Another nice PSP HOW TO from AOTS – It’s surprisingly simple to play your favorite classic LucasArts titles on your PSP. We snagged a couple steps from the great hardware hacking forums, DCEmu, and combined them with a little of our own knowledge to give you this little tutorial. How to Install ScummVM for the PSP… 
That is a lot of games…There are 1313 NES games (82 boxed and 54 complete), 530 SNES games (38 boxed and 27 complete), and 237 N64 games (10 complete and 8 boxed). That comes out to somewhere around 2,080 games!!! They are all listed below but I’ll highlight a few of the more valuable ones. NES: Blackjack, Chubby Cherub, Castle of Deceit, Dragon Warrior 3, Final Fantasy, King Neptune’s Adventure, Ms Pac-Man (tengen), Ms. Pac-Man (namco), Nobunaga’s Ambition 2, North & South, Panic Restaurant, 2 Princess Tomato, and Tagin’ Dragon. SNES: 3 Chrono Trigger, 4 Earth Bound, 2 E.V.O., Final Fantasy 2, 2 Final Fantasy 3, 2 Final Fight 3, Final Fight Guy, King of Dragons, 2 Lemmings 2, 2 Mega Man X2, Ninja Gaiden Trilogy, Ogre Battle, 2 Secret of Mana, and 3 Super Mario RPG. N64: 2 Dr. Mario, Harvest Moon, 2 Kirby the Crystal Shards, and Ogre Battle.