IronSpeed
It is very unfortunate. If possible keep a payment gateway to receive fees in case if anybody is interested in the product, even if they use a cracked version of it. Hope they understand, if they want to paint, they need a wall also along with the paint and a brush.
Are you not considering to relocate your business outlet to another country where you are free to develop and continue to support the needy. (idea: Mr. Arnold)
Good luck.
Biting the hand that feeds IT
