Meh Delsus just gotta grow thicker skin. That's just how FFXIV end game is unless you play in a bubble. Just use it as motivation to improve your game rather than create a post about it. It's not the parser, it's the player. He would of been a jerk regardless if he was parsing or not. Blacklist the person and never play with him again or just move on if he's not on the same server.