The BBC had a huge success on the launch of their iPlayer, which let users watch shows online. However, instead of choosing to use existing technologies, they went for the development of their own player, which probably has a non-negligible cost and, by experience,
is much likely to contain flaws and bugs. The goal was to include DRM in the video stream which prevent users from watching the content after a certain period of time; Probably a requirement from the content producers. This went all right for the more widespread type of user, running Internet Explorer and MS Windows on a PC. As soon as iPhone users became an interesting target, the Beeb had to
modify their iPlayer (I guess at a certain cost) to let the content being displayed on Steve Jobs' nice toy, and that
opened a backdoor. Then,