DDPB and Java runtime need to be dowloaded and installed to your laptop,then turn on developer mode on your playbook, then connect your playbook to your laptop , start installing the .bar files to your playbook using your laptop
naa, no worries ,playbook won't crash, maybe some apps might , but that does'nt happen too often. The SNES emulator is great , i've not ever had it crash on me
ROMs are located by a Google search.
the best place for these questions, to get them answered quickly too, is the Apps & Games section of the PB forums.
The Neogeo emulator for the playbook just got updated with multiplayer support!!!! You can now play your favorite neogeo games with a friend on your playbook! http://forums.crackberry.com/showthread.php?t=752601