Another developer doesn't see "make games up to standard" as an answer.

[Ail]

Motion control won't do shit on HD platforms...
If anything the fact that Ubisoft tells you they are working on 10 or so titles for Natal, mostly new IPs and mostly casual titles should have made you aware of this....

They usually release 2-3 strong titles on HD a year and suddenly 10 casual titles ? Those aren't going to be big hitters or title in which they made any kind of big investment...