[/nq] The imperative, in its "let us ~~" form, only used in the first person. " It's worth forgetting, because we have near-identical constructs for second person: "Let it be," being the most famous. So it's either a construct that has been extended to include the second-person usage, or it's a construct that already encompassed the second-person usage, and some twit (probably a Cypriot) decided to ignore the second-person stuff, and lay it down as a first-person "law".
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