Yes. One ask returns the people, the history, the open issues, and the commitments, with sources, on your calendar before the meeting. Prep drops from an hour of tab-hopping to one question.
'Prep me for the 2pm with Northwind': your champion is Dana K., one open issue on EU data residency, the brief is on your calendar. That is the product behavior, not a mockup.
Because the brain is shared, everyone walks into the room with the same context.