OK, but I don't think WiFi cards can connect directly with each other. With WiFi cards you still need a signal to connect to a network, and then networked consoles can play together.
With BlueTooth consoles can connect together directly, and the error-free transmission is built into the...
Although I am surprised that there are no built in wireless capabilities of the GP2X, there are SD WiFi and SD BlueTooth cards on the market. So theoretically 4 GPX2 consoles can all play in a multiplayer game directly if each had a SD BlueTooth card.
Problem is I don't know if there...