JSFfullo****e (JSFfos) and his alter ego JackJack have long plagued forums with bridge dwelling behaviour, generally lacking any substance whatsoever.
The best response is too completely ignore him. He soon goes away to find a forum where he does get a bite or, in an attempt to get attention, his trolling hits heights which result in him getting banned.
Thanks to all those others engaging in reasoned discussion and sharing of interesting information.