For those of you who haven't heard about this already, there's a guy that has designed a flashcart and USB-based programmer for the NGP.
They're currently all sold out, but he's making new ones every once in a while, and I think a new batch should be ready in the next couple of weeks.
Link: http://ngpc.freeplaytech.com/
They're currently all sold out, but he's making new ones every once in a while, and I think a new batch should be ready in the next couple of weeks.
Link: http://ngpc.freeplaytech.com/