I don't even particularly care if he changes the name or not. If he makes decisions on the basis of spiting as many people as possible, he reveals himself to be a foolish and irresponsible individual. Unfortunately it's not even the first such incident, and as far as I can see, he learned nothing from the last one. That is a perfectly valid reason to avoid his software. What am I supposed to do, send all my life's savings to a project that I have no reason to expect will deliver quality?
(“Criticising me for punching your face really shows your entitlement. You don't pay me to choose whom I punch in the face. You have no right to tell me how I spend my free time!”)
Also, mobs occasionally have a point. The opposite of the ‘five billion flies’ fallacy is still a fallacy.