Thank you for your feedback! The team is planning for this work. We will share an update as soon as one is available.
For the separate feature ask to disable attendee audio, we are pleased to announce this has been released. For more information, please see this UserVoice item https://microsoftteams.uservoice.com/forums/555103/suggestions/39784519.
An error occurred while saving the commentLUZME VASQUEZ commented
It would be really good for organizers to be able to turn cameras off the same way we can close the mics.