To that end, Sony deserves credit for the flexibility it's offered with its relatively expensive and unpopular Memory Stick Pro Duo.

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SanDisk actually co-owns the Memory Stick PRO with Sony, thanks to a partnership going back to 2003, and co-founded the CompactFlash (CF) standard with Canon.

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In addition, these guys accommodate all the standard media card formats, including CompactFlash, Microdrive, SecureDigital (SD), SDHC, (Memory Stick) MS, MS Pro, MS Duo, and MultiMediaCard (MMC).

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