My posts about the recent castings have drawn plenty of comments, which is great.

But they have also brought out the trolls... or, to give some of them the benefit of the doubt, some thoughtless and rude posters.

I don't mind readers posting their opinions, even critical opinions. But I do expect posters to show a certain amount of respect. Gratuitously nasty or insulting posts directed at the actors or producers of the HBO series will be deleted, just as if they were nasty or insulting posts di