The epic event-driven browser language for UI with functionality in one-liner CSS. Over 100 incredible CSS commands for DOM manipulation, ajax, reactive variables, single-page application routing, and lots more. Could CSS be the JavaScript framework of the future?
This possibly (needs more testing) appears to have fixed a related issue when paused animations would no longer continue if switching tabs and coming back into the page.
Sometimes it wasn't firing back into the event flow.
This has been fixed on the branch.