at least you're not in Boston so you have a shot...it's apparently too expensive to rewire all the copper in Boston w/ fiber according to a friend at Verizon.
A quick dig on Google found this:
http://text.broadbandreports.com/for...HTPC-with-FiOS
Sounds like a royal PITA and you probably would have been better off buying a tivoHD...
As for audio surround sound, most microatx motherboards including the one we have supports it....