http://blog.so-net.ne.jp/Rudolph/2007-08-01 This tool uses the wireless capability of your DS and requires a Nintendo DS device kit such as a R4 or a Cyclo DS Evolution to load the program on your DS and most likely requires something on the PC side such as FTP forwarding. But what does it do? It backs up your standard DS cart save, rom and all. I have read to expect an hour for a large game. Does anyone know how to use NDS_Backup_Tool_Wifi well enough to explain it? Does this anyone have the patience to explain it to me?