all requests were made with http/1.1 due to constraints in connectivity infrastructure. As of March 3, 2021, PageSpeed Insights uses http/2 to make network requests, if the server supports it and With this improvement, you can expect more similarity between Lighthouse results from PSI and from Lighthouse command line Interface (CLI) and Development Tool (DevTool). However, the measurement will be influenced by the different hardware and connectivity. Requests served through h2 will make network connections to be established quickly . is it the competition that greatly influence new technologies ?
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