We all know that swearing is neither big nor clever, but in the absence of an authority figure, it can be great to let your inner vulgarity simply run amok. Whilst living with your mum or significant other, how often will you get away with spewing unnecessary obscenities at other humans, the television a particularly stiff jar? Even Henry Hoover risks an abusive tirade if he isn't sucking right. Smug b**tard.