Color laser printers have contained hidden surveillance technology since the mid-1980s. Xerox and Canon developed Machine Identification Code, a system of mi...
Only the dots in a certain place in a certain pattern are used to track the printer. Any other dots aren’t useful for that purpose and can be ignored. If you printed a solid block of yellow at the correct location, however, the tracking dots might be indistinguishable.
Only the dots in a certain place in a certain pattern are used to track the printer. Any other dots aren’t useful for that purpose and can be ignored. If you printed a solid block of yellow at the correct location, however, the tracking dots might be indistinguishable.