If you thought 2GB was a lot of space on your Memory Stick Pro DUO card, wait till you find out that Sony plans on releasing 4GB and 8GB Memory Stick Pro DUO cards later this year - at least according to information compiled by Let's Go Digital here.

As more and more portable devices demand higher drive capacities, it's not surprising to see manufacturers come out with ever high capacity drives. Having an 8GB Memory Stick Pro DUO card will surely make owners of high digital cameras and the Sony PSP devices happy. PSP users will especially appreciate the ability to store multiple movies onto one card now.