How the most popular Chrome extensions affect browser performance
Most ad blockers work by blocking certain network requests that are initiated by the page. DDG Privacy Essentials reduces the number of network requests by 95% and the download weight by 80%.DuckDuckGo Privacy Essentials reduces the CPU time of the article page from 31s to just 1.6s. All other tested extensions also bring CPU time down to at most 10s.It seems the single most important thing regarding Real Word Performance is a good content blocking functionality (not to mention other boons). Why don't browsers come with one by default?