Kindle's text-to-speech feature voiced by "Tom"?

The controversial text to speech feature of the Kindle 2 has also been one of its most touted. Well, a dedicated investigator over on the KindleBoards has unearthed the purported true identity of that buttery smooth Kindle 2 voice: and he's called "Tom." Tom seems to have been developed by Nuance Technology, and if you hit the read link, you can hear comparisons of the actual Tom, and the Kindle 2 voice, then form your own opinion -- have we found him out, or is he still shrouded behind a thick curtain of mystery?