> The people who would drop $1500 ... on a first-gen thing are more likely to be the early-adopter types who are less interested in a Windows-only device.

I feel pretty confident in saying that the people who spend big bucks on computer gaming are mostly not giving two shits about Linux while they do it. SteamOS and general Linux gaming is pretty decent these days but still... if you are a hardcore gamer, odds are overwhelming that you are running Windows.