[JTon]

This is a great idea! I wonder why it hasn't already been implemented

[j_s]

I think it is because most torrent client developers are focused on the protocol rather than the end-user experience.

Here is a tool that makes it possible to preview video/audio quality by getting the first and last .rar file: http://techzil.com/play-rar-files-without-extracting-uisng-d...