Every October sign-up, with team and test contacts taken out. One square is one person.
How many people were in the Zoom room at each minute, and how many left for good. Hover or tap the chart to see the slide on screen at that minute.
The talk in five parts, from the slides on screen in the recording. Then the three 5-minute stretches where the most people left for good, not counting the last 2 minutes.
Minutes each person spent in the room during the talk, from 8:00pm to the end. Rejoins are added up, so a dropped phone line does not cut someone short.
Every minute of the talk with how many people were in the room. A red edge marks a minute where 2 or more people left for good.