Quote Originally Posted by Ars Technica
[...] Yes, MSFS will launch on Steam—and it won't face a delay. You can pre-order every version of MSFS on Steam right now, and that version will unlock the same day as its Windows Store version (August 18).

Yes, if you pay for Xbox Game Pass, you will be able to buy an upgrade to the Deluxe or Premium versions of MSFS, since you'll already have access to the game's base version (which otherwise retails for $60).

Yes, MSFS will support TrackIR's motion-sensing system, and the TrackIR beta implementation went into the game's test version a few days before this article went live. (Previous statements suggested that TrackIR implementation would take longer, so we're happy to see it land in time for the closed beta period.) [...]
Flight Simulator hands-on: Microsoft looks different 20,000 feet in the air | Ars Technica