The problem seems to be that he didn't really decide.
It's easy to make a quick decision when releasing software that cannot be taken back.
And when you're finally realizing your mistake, you can only resort to what we're seeing here: pleas and threats.
And of course, on the whole huge Internet you will always have people who defy you either for legitimate reasons or just out of spite. So it's practically guaranteed that you end up with war.
I cannot make up my mind whether we should blame him (for being so nonchalant with the license) or Google (for luring him into this trap without properly educating him on the consequences).