About: http://webisa.webdatacommons.org/21129269

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	They would put a stupid little circuit on the cartridge that told the printer it was authentic, and other manufacturers weren't allowed to reverse engineer the circuit according to the DMCA, so could not sell after-market cartridges.
http://www.w3.org/ns/prov#wasQuotedFrom	techdirt.com