I am glad for the lack of xaml...
It's WAY to heavy, and an average CarPC might have troubles being fast enough to cope. Especially if there's lots of transparencies.
xaml is yet another "Microsoft trying to reinvent the wheel" thingy. Works great on newer, and quicker computers. Something that suits MS quite nicely. Think Weird-Al got the best point in his "Windows 95" song.
On the other hand, when programing in C#, xaml is an easier way to go for the programmer. (On the other hand, when programing in C#, xaml is an easier way to go for the programmer. (And that's why there's so many crappy software out there... The programmer have choosen the easiest way out).