If you ever thought of an option to submit some cool ideas which you like to see on Webex or if you have a feedback about webex, there is a portal from cisco to submit this.
User Community Feedback
you can access the portal from https://ciscocollabcustomer.ideas.aha.io. Submitted ideas will be evaluated by Cisco’s product teams for upcoming releases.
Ideas will get noticed if it gets more votes. So before submitting any ideas, use search option to see if there exist any such ideas. If already exit, just vote for the existing idea.