I've found 5 reviews so far today. I haven't read them all yet, but Amazon is usually pretty good at getting the bugs out before they ship.
You don't know how much I wish I were one of them.
Stephen Wildwalker of Kindle Nation Daily: Ten Reasons the New Kindle 3 or Kindle Wi-Fi is a Must if You Love to Read ... And a Few Minor Drawbacks
Steven Levy of Wired: Amazon Kindle Third Generation With 3G + Wi-Fi
PC Magazine: Amazon Kindle (3G + Wi-Fi)
Kindle Review: Kindle 3 Review – Detailed Kindle 3 Review
The Telegraph: Amazon Kindle review: the ereader for the mass market