SD Card Readers and 4GB Card Compatibility

By Stan Jirman
The first few 4GB SD cards have recently hit the streets, but because only few cameras actually support these cards, there's a lot of uncertainty among consumers about what works and what does not. Knowing that myCanon 1Ds MK2camera won't be able to format such a card, but hoping it would work once formatted, I ordered aRiData 4GB 150x SD card. With great anticipation I put it into the camera, and ... well, let's say things got quite a bit complicated. Initially, the camera could not do anything with it. It seemed like it wasn't formatted. Since the camera didn't know how to format it, I had to find other means of achieving that. Interestingly, my wife's Canon SD500 could format it just fine (go figure). Once formatted I put it into my 1Ds MK2 and filled it with pictures up to capacity. When I put the card into the card reader, my Mac G5 was not very happy. The card would not mount, and the disk utility program told me that the card was 955MB in size and not readable. A...