CompactFlash cards are generally only used by professional and 'prosumer' photographers that need to save large amounts of high-res digital photo data on their DSLR cameras.
However, the news that the latest version version 5 of the CompactFlash standard will be able to hold as much data as AT&T carries on its entire network in a week has made us sit up and listen.
200 years of movies
The latest CF cards are set to hold a mindblowing 188 petabytes of data. The equivalent to 188,000 one-terabyte drives, or, as Wired was quick to point out the equivalent of around "two centuries' worth of the porn industry's annual output"
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By comparison, CompactFlash 4.1, which is the current standard, offers snappers a maximum of 137 GB of data.
The new CF standard uses 48-bit addressing, hence the new (theoretical) data limit of 188 petabytes.