Making users care what codecs are and which are available on their system (and with no UI to even answer that question) is just another example of how bad some

Making users care what codecs are and which are available on their system (and with no UI to even answer that question) is just another example of how bad some organizations are at UX. That's how VLC became so popular. They realized "sorry, you don't have that codec" is only a bureaucrat's idea of good UX so they shipped every codec in software.