I have yet to work at a company that provides a dashboard that shows revenue by browser features

We had this set up in 2014. Unfortunately, it was used to justify supporting ie8 as long as possible.

Sounds like a case of "be careful what you wish for, it might just come true!"

Don’t forget to set up the cost next to revenue if you go this way, and let your security team know

100% if used for login. /s