Much of this information is internal documentation. Care has not been made to make links work and make the documentation conprehensible for outsiders.

It has been discussed to remove the support for multiple mice in CPN Tools. To help make the discission the following list of pros and cons has been created:

Twohand zoom is a nice feature
Support for multiple mice makes the tool special
Two handed zoom???
The toolglasses relies on multiple mice to work