Just a by the by: "private" messages sent to individual people during a Zoom meeting show up in the end-of-meeting transcript along with all other public messages.

Tell your friends, save a life.

This article goes into it more: https://www.forbes.com/sites/kateoflahertyuk/2020/03/31/are-your-zoom-chats-private-heres-why-you-should-think-before-opening-the-app/