It appears that Busch has filed papers with JCC Planning to expand the Royal Palace Theater's seating capacity. Sounds like they're planning on extending its lifespan farther than what we've thought.
http://first.jccegov.com/CaseTrak/searchdetail.aspx?caseid=62491
http://first.jccegov.com/CaseTrak/searchdetail.aspx?caseid=62491