Although the ability to expand current products into 400GB desktop drives and 6GB CompactFlash cards is impressive, there are other things to consider, said John Moen, owner of GraphicMaps, a custom digital mapping company in Galveston, Texas.

"I can't imagine needing more than 20, 30, 40 gigs—that's a lot of stuff," Moen said. "I can see where 80 would be attractive [to others].


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