>While I think WPF very much lacking in data handling (ie none)
>
>I know hardware has advanced but a form is a form and I don't need to be able to animate it or rotate it.
>
> I'd be interested to hear from people some way down the road in developing in WPF how it has helped them in presenting data in their applications . After all thats what 99% of business applications are about.
>

There was a nice demo on DNR TV showing a REAL business application put together with WPF:

http://www.dnrtv.com/default.aspx?showNum=115

It gives you a better idea of what is possible. The one question to ask yourself (esp. if you have a vertical market app) - how hard of a time would I have selling my app if I was competing a vendor that had an app that looked like that vs my current app? Regardless of features people have a (positive) gut reaction to attractive UI's.