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tcarnell
on Aug 13, 2012
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Back up your precious files on ordinary paper
Surely if you can use colour aswell you could store LOADS more data per A4 sheet than 80 Meg...
pavel_lishin
on Aug 13, 2012
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I would be worried about yellow inks fading into white.
pattern
on Aug 13, 2012
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No one ever said yellow :) Cyan/Magenta/Green or any other trio of darker and differentiated colors may be able to do the trick.
rm999
on Aug 13, 2012
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Good idea, but that may introduce some really thorny issues with color calibration.
mjn
on Aug 13, 2012
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Also, potential data-corruption issues with color laser printers that add spurious yellow watermarking dots [1], though perhaps a sufficiently robust error-correction scheme would be able to work around that.
[1]
http://en.wikipedia.org/wiki/Printer_steganography
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