Yes that was dumb as dog poop design decisionmaking. End of story. Whoever thought they were doing a good thing there has no understanding of multiplayer games and should not be in the position the are in.
Rock and a hardplace, make anti-thargoid stuff too effective against other players and using it becomes the newest player killing exploit, make it to weak against players and targeting people carrying it is the newest exploit.
PK'ers gonna PK.