Tomaz has already begun work on this tab as mentioned in bug 90497 comment 3, and its visible if experimental features are enabled in the options dialog. Research i've done on the functionality can be found in this Google doc. https://docs.google.com/document/d/1pSAJNnlnhRvs53nGFmemtuFNTgkYmryQKuolVnK6bEk/edit?usp=sharing