jQuery is still very prevalent, especially on the legacy-web (those websites you rarely visit, but litter the web like a plague). Think e-commerce sites, Wordpr

jQuery is still very prevalent, especially on the legacy-web (those websites you rarely visit, but litter the web like a plague). Think e-commerce sites, Wordpress sites, spam blogs (splogs), e-book shops - they mostly use jQuery to sell you random crap you don't need, and jQuery was added on last minute to add some sheen to an otherwise plain site.