As I own some swamp land property in Florida, this is potentially good news for me!
If it's kept separate from any other "land" in the park, what's the big deal? Old Walt was into movie tie ins more than people remember these days. The Nautilus sets from 20,000 Leagues were on display in Tomorrowland way back when.
http://www.vulcaniasubmarine.com/DISNEYLAND%2020.htm
A Star Wars themed eatery is long overdue. Blue Milk had better be on the menu!