SanDisk and Sony have jointly today announced the new SxS memory card format designed for professional camcorders. This new format is essentially the definition of a PCI Express memory card, it's the same size and has the same interface. Initially announced in 16 GB capacity we wouldn't be surprised to see this doubling within a few months (such is the pace of flash memory development). Although not strictly digital photography related (yet) this format may well be of interest to developers of professional medium format backs and other specialized cameras.

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