not quite directly applicable as a "next device", but interesting nonetheless...
Chinahomeappliances.com: Intel Will Integrate Meego with Limo System

PS: thanks to the sites outstanding wizards, the URL gets atrophied
t-w-a-t is suppressed

LiMo Foundation is an industry consortium dedicated to creating the first truly open, hardware-independent, Linux-based operating system for mobile devices. Backing from major industry leaders puts LiMo at the Heart of the Mobile Industry and makes LiMo the unifying force in Mobile Linux.

guess it would have been too much to ask NOKIA to join forces with them instead of Intel's Moblin, huh?!?