Uncertain
Not a Valve customer, so no direct experience. However, a quick browse through the Steam fora show some clamoring for torrent downloads, a vocal shoutdown, and an apparent hairy eyeball from Steam regarding the subject.
Even if Steam uses torrents, or whatever else the user installed, it is quite another things for the OS to do it and hide the controls where the sun doesn't shine.
Even if Steam uses torrents, or whatever else the user installed, it is quite another things for the OS to do it and hide the controls where the sun doesn't shine.
