More than 57% - or $11.7 million - of Journey's estimated $20.6 million weekend box office came from its 854 3D screens, which comprised only 30% of its total 2811 venues.These numbers mark a really big milestone for 3D. Besides yet again demonstrating that consumers will gladly spend a few extra bucks for the 3D experience, they prove that 3D is a format that works with all types of movies - not