[marcind]

Indeed, most of our users simply open our app, then use Teams/Zoom/Meet to share that tab using the built-in screen-share. That gives you content legibility but none of the other benefits: by hitting our meeting link (in browser: no sign-up/download needed), all viewers can also save board contents at any time and even add digital content of their own.

Can't do that second part "through" videoconferencing apps - not without a deeper integration (read: participation with the companies in question). It's on our list of possible developments but will require dancing partners on the other side.