Another idea I had.

Round-robin exclude based on loginnames? Or just a checkbox for each command.

Also renaming of windows to loginnames?
Instead of:

World of Warcraft *X
World of Warcraft *X
World of Warcraft
World of Warcraft
World of Warcraft

It would be:

Myaccount1 *X
Myaccount2 *X
Myaccount3
Myaccount4
Myaccount5

Would be very easy when working with keymaps and such.