Unfortunately it's not activesync, it uses it's own synergy, so I dunno
how they will make that work with Groupwise, but at least you can get
some more info here than we've seen before..

http://www.pcmag.com/article2/0,2817,2338899,00.asp

Page 3 talks about the e-mail/calendaring

Flash is coming to the phone later this year.

Oh and they have a cute new advertisement...
http://www.facebook.com/palm?v=app_80586168109&viewas=0