[Bob_Sheep]

This article is from 2011, here is the talk from 28c3: http://media.ccc.de/browse/congress/2011/28c3-4780-en-print_...

Also on the subject of printers this talk from 28c3 is quite interesting: http://media.ccc.de/browse/congress/2011/28c3-4871-en-hackin...