Hello folks,recently there is a friend of mine whose SD card can view on the digi cam but when we try to download to the PC it can't be done.could it be she delete n delete but fail to format the card once in a while?really bad huh?is it error on the media itself?but once we format the card, voila it's ok to be use again.but then all the pics gone.aaarrrr!!!any one know the real reason??or is it thr format part??thanks for the enlightenment.