If you’re curious about the history behind how “SEM” came to mean “PPC” at the exclusion of SEO, you can dig deeper into these articles: Speed has played a role rein search engine ranking factors for many years, and now with Google's Core Web Vitals update, it's top of mind https://lokales-seo44173.wizzardsblog.com/28074088/wenig-bekannte-fakten-über-pdf-komprimierung