Maybe something like "please force my changes to be saved to disk now, even if your autosave would not normally sync for another little while", or "please tag t

Maybe something like "please force my changes to be saved to disk now, even if your autosave would not normally sync for another little while", or "please tag the version as of this moment as a relevant consistent state"? There's still merit in the idea of "saving" even now (and even before allowing for the possibility of buggy implementations of always-save).