More and more film promotional campaigns are taking the experiential approach, Jurassic World being the latest. Remember that infamous scene from the start of Jurassic Park (1993) when the guy gets dragged into a crate, then gets eaten by a Velociraptor? The same crate appeared in the heart of London with the words “danger” and “predatory livestock” written across them on Friday. Velociraptors take over #Waterloo station! Yes! #Jurassicworld is here! #jurassicwaterloo pic.twitter.com/PPpWCtKED4 — Sofia Pereira (@anasopereira) June 8, 2015 This morning, the crate erupted and commuters were treated to a surprise on their way to work. Two giant dinosaurs have…