> If I'm typing it I'm checking myself just as if I were speaking across an open plan office.
I do this, too. I would call this good manners. But that's wildly different from being aware that the contents might be used in discovery or being published out-of-context. Especially the latter provokes the Richelieu citation.
The only way you'll ever know what I actually really think about something controversial is if you ask me face to face, or maybe, on a phone call.