Spotted in Lausanne, in front of the railway station, there is an interesting stairway (next to the MacDonald) where teens usually hang out:

The first picture shows a tagged floppy disk stuck on a concrete wall. The second one is an interesting set of street annotations: "Jesus comes back" on a tiny paper clip, url tagged on the walls, remnants of posters, a badly-drawn penis... Why do I blog this? I was just taking some pictures for a potential project about urban gaming and traces left in space.