On 21.3.2012 03:41, Adam Williamson wrote: > Firefox will take advantage of a system h264 codec where one is > available. In the Fedora system, one will not be available. Fedora as shipped from get.fedoraproject.org won't contain H.264 codec. Which doesn't mean that my computer won't be able to play H.264 movies as well as it does playing MP3s now. Matěj