Still, I am totally on the dev's side.
He specifically switched the license because people kept sending angry support requests for badly done distro repackages that didn't work properly.
Too many entitled users think that "customer is king" also applies when they didn't pay a cent for the software they use.
It's a common problem that FOSS developers get burnt out with idiots demanding support thinking that the developer somehow owes them something, when in reality he's giving away hundreds or thousands of hours of work for free.