Public art meets paranoia? Or, just cultivating mystery:

The cement-bound messages take on various forms, but usually bear some variation of the following text: “Toynbee Idea: In Kubrick’s 2001, Resurrect Dead on Planet Jupiter.” But no one is certain what the messages mean, or who may have planted them. They seem to be made of linoleum, presumably stuck to the street in the middle of the night. Read more