Outside my office window is one of the major roads through the city. Nearly every day I see a very old blue van drive West, carrying what looks like industrial

Outside my office window is one of the major roads through the city. Nearly every day I see a very old blue van drive West, carrying what looks like industrial kitchen modules built into a trailer. Several hours later, I see it driving East with no such modules. This van consumes me. Who is driving it? Where is it going every day? What are those things its carrying and why does it never carry them back? I daydream of setting up an overly complex surveillance operation to track the van and follow its mysterious load. Then my subconscious figures out what was wrong with my code and I get back to work