I always thought you were a nice guy...
I am not.
Oh, well. I'll just try to tell him to uninstall it again. Just about the only thing I can do at this point...
If he's smart, that won't do anything.
Besides, asking him simply to not use it, would require less effort on his part.
Which might make it a bit more feisable for you.
Still, you shared your key, and you don't seem to realize that.
Not saying you'll get revoked, but the OP seems to be targeted at victimizing you, like Bisjac said.