It is just Sony being humble and clear (ms kept bogus exclusive Holiday tag).
Will be lead platform and other versions will depend of other platforms numbers. They didn't put total exclusivity because contract have a way out for putting in other platforms depending of performance.
What about versus?
I'll wait for my beloved ff ix.
duduspace11 "Well, since we are estimating costs, Pokemon Red/Blue did cost Nintendo about $50m to make back in 1996"
http://gamrconnect.vgchartz.com/post.php?id=8808363
Mr Puggsly: "Hehe, I said good profit. You said big profit. Frankly, not losing money is what I meant by good. Don't get hung up on semantics"
http://gamrconnect.vgchartz.com/post.php?id=9008994
Azzanation: "PS5 wouldn't sold out at launch without scalpers."