On-par with the Steam Controller. http://www.bit-tech.net/news/gaming/2016/12/13/valve-steam-dualshock-4-support/1
Includes colourful skins, naturally. http://www.bit-tech.net/news/hardware/2016/09/30/valve-steam-controller-accessories/1
Boasts 500,000 sold, too. http://www.bit-tech.net/news/hardware/2016/06/03/steam-controller-update/1
'Most powerful small form' box, it says. http://www.bit-tech.net/news/hardware/2015/11/03/zotac-nen-sn970/1
Rocket League and Portal 2. http://www.bit-tech.net/news/hardware/2015/08/28/valve-free-games/1
Follows in the Dreamcast's footsteps. http://www.bit-tech.net/news/gaming/2015/07/22/xbox-one-keyboard-mouse-support/1
No more deliveries until November. http://www.bit-tech.net/news/hardware/2015/06/30/valve-sells-out-first-batch/1
£80 for the double-pack. http://www.bit-tech.net/news/gaming/2015/06/05/valve-steam-controller-link/1
2014's prototype bears fruit. http://www.bit-tech.net/news/gaming/2015/02/24/valve-steamvr/1
Adds an analogue stick. http://www.bit-tech.net/news/hardware/2014/07/24/valve-steam-controller/1
Windows rather than SteamOS, though. http://www.bit-tech.net/news/hardware/2014/06/10/alienware-alpha/1
Official Steam Machine, too. http://www.bit-tech.net/news/hardware/2014/05/28/valve-steam-controller/1
Loses the touch-pad altogether. http://www.bit-tech.net/news/hardware/2014/03/17/valve-controller-3/1
Looks to add D-pad, too. http://www.bit-tech.net/news/hardware/2014/01/16/valve-new-controller/1
As triple-A devs pledge Linux support. http://www.bit-tech.net/news/hardware/2013/10/15/valve-steam-controller/1
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