I'm guessing this is for teams who have an "open-window" setup. I don't really think there is a market for this as a standalone service, however it can be some

I'm guessing this is for teams who have an "open-window" setup. I don't really think there is a market for this as a standalone service, however it can be something I'd experiment with if it came as a plugin to Google Meet (or another service that is used the same)