Linux has fut coins tons of independent developers that aren't fond of the Intel Microsoft marriage so running a new PC-like device with a free OS could be an option Also with large developers like Activision beginning to look seriously at developing games for the Linux environment other developers and publishers are bound to take notice.
Another option is using alternative operating systems like BeOS While Be holds very little market share for its "Media OS" the system has many components that scream to be noticed The BeOS already has a native 64-bit file system it runs Open GL and has the look and power it takes to become widely accepted.