Adobe just released the version 1.6 of both OSMF and Strobe Media Playback. The main things added to them are:
Stage Video support for hardware-accelerated video presentation (OSMF)
Smartphone and tablet optimized chrome for Flash-enabled devices (Strobe Media Playback)
HTML5 video player for non-Flash devices (Strobe Media Playback)
JavaScript device detection library for selecting the appropriate player and chrome [...]
This Flex component allow you to play Youtube movies into you Flex applications and also to be able to customize the look of your player. Actually I put a main movie component and two control sections, one for: play, stop, mute, unmute and time figures (current second and total number of seconds of the movie); [...]