We can already do a bunch of effects that used to be done with JS using CSS alone (transition, animations, etc.). Most of the JS that we do on websites those d

We can already do a bunch of effects that used to be done with JS using CSS alone (transition, animations, etc.). Most of the JS that we do on websites those days is really helpful for the end user and are the result of the recommendation of UX specialists. (form management, navigational help, async loading of content, preloading content, front-end browser geolocalisation, better responsive for mobile, etc.)