It is possible, I'm sure there's other examples - here's one: http://www.juce.com/buy http://www.juce.com/buy If you think of kickstarter etc for free softwar

It is possible, I'm sure there's other examples - here's one: http://www.juce.com/buy http://www.juce.com/buy If you think of kickstarter etc for free software projects, that is like selling one copy.