Airfare, for many (including myself), to Hawaii has always been high. I doubt that increased fares will impact travel to Hawaii much. Hawaii is THE place to be for most vacationers. People will still fly to WDW and Hawaii, while they might give up going to lesser vacation spots.
As for the bridge - there really isn't much information on it at the moment, aside from this one article I found:
http://www.jokeindex.com/joke.asp?Joke=3529
