List of Printers Which Do or Do Not Display Tracking Dots

> the source of documents produced with other printing technologies are also possible, but, as far as we know, other kinds of printers do not deliberately encode their serial numbers in their output.

To clarify, other here refers to anything other than a color laser?

Also, are color LED printers included as color laser? (I would think so).

> To clarify, other here refers to anything other than a color laser?

Right.

> Also, are color LED printers included as color laser? (I would think so).

Yes. We could also perhaps say "color printers other than inkjet or dot matrix".

Also color photocopiers (using the same codes).