Have I broken a MN rule? 
I saw a new thread today along the lines of DP doing something horrible, what should I do? I recognised the name & remembered another long thread of theirs recently where they had listed loads of other horrible things the DP had done & had said they had now split up over it all. So it made me wonder why they had got back together and why the poster was putting up with DPs crap again - and I asked as much.
But I'm now wondering if I shouldn't have.....