Oh look! It's the 6millionth zombie game that is a top-down shooter! How original!
All I gotta say is this: Add LAN/System Link/Ad-Hoc support, then we can trick the games to think we are in the same room with programs like Tunngle, Hamachi, Leaf, Wippien, XLink Kai...etc...etc, and we can all play together.
Well since this is a techdemo, I assume the "Crowd meter" is good when you press the correct buttons in the QTE.