If you think you're the victim, getting in digs back is only escalating it and continuing to do so isn't helping. Should've just ignored it in the first place if it's such an issue. He wasn't exactly aggressive in the first place
Not everyone wants and actual ballistic brain bucket but if you did, it's actually a fairly reasonable price (they retail at $1,400 new) especially with the earpro thrown in too (even assuming they're not actual 3M ones).
I got the message your a dick but as this forum is for technical advice that is what I will do.
So please make sure you know what you are talking about in future.