The user's manual for the S80 is now available (
http://www.lxnav.com/downloads/manua...ishVer0500.pdf) so hopefully it will be available in the U.S. soon.
I'm interested in one to replace my Cambridge LNAV/SNAV/vario combination, which will free up two instrument holes. I would like to see a few initial reports from users before pulling the trigger on purchasing.