I think you're still misinterpreting the OP (I know you're not the poster above :)). [S]he was referring to interpersonal sort of chatting with friends, colleag

I think you're still misinterpreting the OP (I know you're not the poster above :)). [S]he was referring to interpersonal sort of chatting with friends, colleagues, or people you've met online. Support chat is different. Nothing to do with "normal" chatting as a feature.