“On macOS” is the important part. Safari is by far the most battery friendly browser there and quite possibly has significant market share too. Mozilla has rece

“On macOS” is the important part. Safari is by far the most battery friendly browser there and quite possibly has significant market share too. Mozilla has recently managed to reduce their consumption significantly using these APIs: https://mozillagfx.wordpress.com/2019/10/22/dramatically-reduced-power-usage-in-firefox-70-on-macos-with-core-animation/ https://mozillagfx.wordpress.com/2019/10/22/dramatically-red...