I've been seeing that as well. Does not happen when outside of the js1k frame (http://johan-nordberg.com/2048/ http://johan-nordberg.com/2048/). I think it is

I've been seeing that as well. Does not happen when outside of the js1k frame (http://johan-nordberg.com/2048/ http://johan-nordberg.com/2048/). I think it is some hisenbug related to that js1k loads all entries by injecting the script in a iframes src attribute. EDIT: clicking anywhere to focus the iframe makes it stop