I think there's more than enough material in T146510: Investigate async cache-eval load-time regression (2016-09-08) to make a compelling blog post.
2017-03-22: Chromium announced intent to ship more background throttling.
- Status: https://www.chromestatus.com/feature/6172836527865856
- blink-dev (Intent to Ship): https://groups.google.com/a/chromium.org/d/msg/blink-dev/XRqy8mIOWps/LvBUbWbxAQAJ
- blink-dev (Intent to Implement): https://groups.google.com/a/chromium.org/d/msg/blink-dev/-dmrNAFHd-4/xoHVqWRfBAAJ