to selected beta testers for initial testing. An additional 2000 units were provided to developers attending the Steam Dev Days event in January 2014. Valve also released an early restricted download link for their SteamOS for "Linux hackers" to try out. Based on feedback from these testers, Valve announced in May 2014 that they have pushed back the anticipated release until November 2015. The first set of Steam Machines, Steam Controllers, and Steam Links were available for consumer purchase and delivery starting on November 10, 2015.

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