Bookmark this page: Here you are going to find a wealth of webcasts on WinFX and Windows Vista development. The one I have noted is the level 400 session on modifying your application for Windows Vista.
As for the chicken: Our marketing folks are pretty hardcore about making everyone properly pronounce it "Windows Vista" and not just "Vista". In fact, "Vista" alone may have many different meanings.
On a recent trip to delevoper conferences in the Baltics (or more specific, Vilnius and Tallinn) my local colleagues explained to me: In Latvian, the word "vista" actually mean "chicken". In fact, the same goes for Lithuania if you pronounce the s as "sh" sound. It must be real hell nowadays to pick an available and catchy product name for a global product... :)