When you are marketing your music video, you want your video to play smoothly.
Click here for the video on Last.fm [Video link has been removed–see update below] and here for the video on YouTube
The winner based on my viewing experience is the Last.fm video player!
Please share your thoughts. Also, feel free to recommend any alternate players in the comments section below if you think another video player works better.
UPDATE: Last.fm has discontinued their video player. The new winner is YouTube.