At a resolution of 960 × 540 video requires a connection to 6 Mbps to enjoy real-time HD via YouTube.
As we announced a few days ago Steve Chen, co-founder of Youtube, video player YouTube is now able to provide content to high resolution.
Since its appearance on the network YouTube keeps all the original files, which were subsequently redimensionan to 320 x 240 and FLV format.
But soon will be able to detect the connection speed of users, depending on their display a greater or lesser quality. YouTube Video
