Original sentence: Because the live performances were technically, financially and logistically demanding CREW and EDM/University of Hasselt developed a new configuration: C.Eric Joris sought to combine 360° Omni Directional Video (ODV) with a head-mounted display (HMD) and a tracking system instead of using computer graphics or ‘virtual reality’ tools (as in Computer Caves).It is a lightweight version consisting of a backpack with a PC, a head-mounted display using prerecorded material for 15 minute walks or experiences of fictional, documentary and musical nature.Terra Nova gave 55 people an immersive experience in the course of a ninety-minute show.Their system led to many new applications.Unlike sitting and standing virtual reality applications, CREW's work delivers 'AltR' which is anchored in the physical: the 'immersant' experiences the virtual world by moving, walking and running.premiered at the Shanghai World Expo in 2010
Edited sentence: Because the live performances were technically, financially and logistically very demanding CREW and EDM/University of Hasselt developed a new configuration: C.Eric Joris sought to combine 360° Omni Directional Video (ODV) with a Head-mounted display (HMD) and a tracking system instead of using computer graphics or ‘virtual reality’ tools (as in Computer Caves).In 13 years CREW has immersed thousands of people.It is a lightweight version consisting of a backpack with a PC, a Head-mounted display using prerecorded material for 15 minute walks or experiences of fictional, documentary and musical nature.Premièred at the Shanghai World Expo in 2010, this participatory format offers a radically new way to engage with a narrative.Terra Nova gave fifty-five people an immersive experience in the course of a ninety-minute show.Their system proved to be ahead of its time and led to many new applications.Unlike sitting and standing Virtual Reality applications, CREW's work delivers 'AltR' which is anchored in the physical: by moving, walking and running the 'immersant' experiences the virtual world from within his own body