You've probably seen this by now...  But I'm thinking this will finally be the device that makes me trash my circa 2000 Spaceneedle ;-)

http://vzwshop.com/treo700w/

http://www.pcmag.com/article2/0,1895,1907978,00.asp

http://blog.treonauts.com/2005/12/treo_700w_revie.html