Chrome/Keystone causing abnormally high WindowServer CPU usage
bugs.chromium.org
bugs.chromium.org
This is the right crowd to ask since not many people can follow the instructions. If you have noticed high WindowServer CPU and haven’t yet tried deleting Chrome/Keystone, please check out the bug.
Also added an FAQ that addresses some of the low hanging fruit that I missed before: https://chromeisbad.com/#faq