I already forwarded your suggestion to our product management team.
Such ideas are always welcome, although we can not promise when or if this Feature will be implemented.
Decisions for new features are mainly based on customer's suggestions.
Nevertheless, your feedback is crucial to us, as we want to continue to develop TeamViewer-based on our user's need.
We will be happy to inform you about the realization of this feature.
If you have any further questions regarding our product, feel free to contact us.