Somewhat limited in several ways, but still fascinating.

tl;dr fairly flat 2009 - 2016, and then 3x improvement over the last 5 years.

https://docs.google.com/document/d/1HkeJTgwLdbbdHe0dF9SWrpr8Vt7ngnovLpdDTScuUtk/

Dave, do you have a bufferbloat timeline?   Especially listing major publications and PR events?

Thanks,
--MM--
The best way to predict the future is to create it.  - Alan Kay

We must not tolerate intolerance;
       however our response must be carefully measured: 
            too strong would be hypocritical and risks spiraling out of control;
            too weak risks being mistaken for tacit approval.