Github is hardly a shining example how things should be done. First of all, the simplest things does not work in somewhat recent browsers. Maybe it was better to keep jQuery? After all they still use bootstrap, and deliver 600k of JS-code, 500k of CSS, and 100k for a very simple repository landing page. Seriously, the page could be done in 100k total with mostly pure HTML and a few drops of JS.
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Github is hardly a shining example how things should be done. First of all, the simplest things does not work in somewhat recent browsers. Maybe it was better to keep jQuery? After all they still use bootstrap, and deliver 600k of JS-code, 500k of CSS, and 100k for a very simple repository landing page. Seriously, the page could be done in 100k total with mostly pure HTML and a few drops of JS.