The premise here is that meetings are chock-full of valuable and dense information. This is not true. Most meetings are, in fact, a waste of time. There are also various linguistic theories that argue that actual information density (in spoken/written language) is significantly less than 95%. So the corollary here is that remembering 95% of a meeting is a waste of cognitive capacity. The better strategy would be to b…
Exactly why notes should be taken and disseminated.
Without going to the lengths tchalla describes, simply stating meeting duration and number of people in attendance, and listing decisions made and expectations raised for deliverables will over time reduce the frequency and duration of meetings and make them more focused and effective.
Simply seeing repeated examples of "the meeting took 1 hour 30 min with 7 people attending. We decided: - to use mid gray instead of slate gray for menu bar sub-elements" will eventually cause people to wonder, "why did that take so long?", while serving as a written record of decisions for those whose memories are shaky at 9AM Friday, and new team members.
If you want to be a hard-ass, just multiply out the duration and number attending: "the meeting took 10.5 person-hours".