For an excellent example of easy and effective copy protection, have a look at Plugin Alliance. They do a call-and-response license system that works like a charm, internationally, with no dongles, no devices, no crazy-long serial numbers and no added expense.

+1 Please, find a way to release this software without a dongle!
I think you can tell by the outpouring on this blog page that there are MANY of us waiting to be freed from the deficiencies of our current notation software! Please don't solve one set of problems only to create new problems with a dongle. Make Dorico my CLEAR CHOICE, not something I have to weigh pros-and-cons over.

The name is fine. (Do I need to quote Shakespeare?)

+1 Chord symbols!