>I wish we still used these to save confusion, e.g. talking to a group of people: "Did you enjoy the show?" -is it the person you're looking at or everyone who is/are being addressed?
In Quechua - the language of the Inka empire, still spoken by millions of people - there are two forms of "we":
noqanchej: includes the person spoken to.
noqayku: excludes the person spoken to.
Verbs have the corresponding additional conjugation.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)