Bruce spoke about the liberty vs. control dimension at CFP in 2005 in Seattle. David Brin had been on the opening panel giving his take on the transparent society so it was a great compare-and-contrast.
(It's funny since I just started reading Sundiver the other day!)
The book continues to be very influential and so is worth reading -- just take it with a grain of salt, remembering that he's writing as a wealthyish white guy who's never had to face unpleasant consequences from being on the receiving end of transparency.