Is it possible to limit the download rate/bandwidth used by Steam in some way? When I am downloading a game it greatly slows down or even blocks all internet activities in my house.
Answer
Yes as of May 2013. http://store.steampowered.com/news/10548/
Added rate-limiting of Steam game downloads, via Settings -> Downloads
AT LAST
Attribution
Source : Link , Question Author : Drake , Answer Author : Colonel Panic