Many things

From: Tony Duell <>
Date: Mon Jan 31 17:51:43 2005

> Color laser printers output a serial number indicator of some sort
> by a near-invisible pattern of yellow pixels overlaying the
> printed image. I imagine it's not 100% reliable but apparently
> it's been in place for some time.

If that's true, it's a darn good reason to use classic printers :-)

If I bought a printer and found it was puting stuff on the paper that was
not specified by the input data, it would go straight back to the shop as
being defective. Period.

Received on Mon Jan 31 2005 - 17:51:43 GMT

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