Emacspeak 43.0 (SoundDog) Unleashed
emacspeak.blogspot.com
emacspeak.blogspot.com
FWIW, the lab background is not there on my phone.
http://emacspeak.sourceforge.net/turning-twenty.html
The text-to-speech engine he said he was still using in that article (Eloquence) is the one you can hear in the videos referenced in another comment.
I think they're from 2007 though.