It is simple enough: press record and you can easily share your internal video conference call, re-watch it later, or forget it and move on. You move on until you receive a discovery request or a subpoena for information if the company is sued. Now, your internal video call is discoverable and may be seen by those outside your intended viewership.
My colleagues Abby Chin and Molly Crabtree delve into this issue on the Technology Law Source blog.