Printers betray document secrets

[Dave Howe]

Ian Grigg wrote:
> It's actually quite an amusing problem.  When put
> in those terms, it might be cheaper and more secure
> to go find some druggie down back of central station,
> and pay them a tenner to write out the ransom demand.
> Or buy a newspaper and start cutting and pasting the
> letters...
or slightly more professional - lettraset rub-down lettering. available 
in a wide range of fonts, requires no special equipment to use, and 
(although not of any value in this application) sufficiently acid 
resistant to be used on etch boards.