Sci Fi Wire looks at the currently available webisodes and gives them a short review:
--- They're a bit like the confessionals from MTV's The Real World mixed with snippets of shipboard life, but mostly they feel like promos for the show. If that's the intent, then kudos to Fox for making promos that feel a little different and slicker than the norm. If they're supposed to work as stand-alone content like most other webisodes out there, then they're less successful. ---

Full Article:
http://scifiwire.com/2009/06/the-virtuality-webisodes.php

You can see the currently available webisodes, which I’ve been told are culled from extensive amounts of improv performances, via the Edge Of Never Facebook page;

Meet Commander Frank Pike:
http://www.facebook.com/video/video.php?v=1184739179976

Meet newlyweds Val & Manny:
http://www.facebook.com/video/video.php?v=1184738139950

...and the initial Edge of Never Trailer: