I want to buy a ds flash cart, i can get a 2gig card here should i just get that now and look for the flash card later, i saw the EZ-Flash 5 for $35 and $33.24 and was gonna get it but it seems everyone has an R4. whats the difference? i already have a gba supercard and i love it. i think i want a bs cart that will play gba games so i can give the old one to some one. halp.