so i scored a new in box R4 snoopy for 7$ but im not sure what firmware/os to install on this? i read on google about the timebomb and also about YSmenu. will YSMENUE work how do i install it to see if it works feel free to offer any other input this is my first flash card for my DSI XL i know there are prolly better cards out there but for 7$ i couldnt say no