The 8:46 is a 9/11 Virtual Reality Experience ! Revive the last minute of an office worker in the World trade center during the 9/11. This experience was developpe by 846Studios as school project, the team was with six persons and it took them 3 months to achieve this experience.
If you wanna to test it you can download it for the Oculus on : https://share.oculus.com/app/-0846
Feel free to send us your feedback about this new VR experience