The first gif on the page is more than 4MB. You can do a lot better than animated gifs. No pausing or frame control, forget about audio, limited colour palett

The first gif on the page is more than 4MB. You can do a lot better than animated gifs. No pausing or frame control, forget about audio, limited colour palette, painful to make... If you cram megabytes of this stuff onto a single page, don't expect everyone to get the same framerate.