Reboot from server page does not save settings like DMX enable in rom. There should be a button to save the current settings.
Button to show information about current file.
Ability to insert black rows or columns every Nth row/column or both. Gives an interesting look, almost like half-toning.
When running a macro, have an option to wait for a key-press after each image. This allows you to reposition the wand before playing the next image. This should probably be done with the chaining command also.