Clive Wilkinson imagines one way to solve London's commuting problem: a single-level, open plan office in the sky. Clive Wilkinson, the designer of the original Googleplex, knows a thing or two about designing offices. And he thinks they're pretty wasteful. His satirical alternative? An endless, single-level workspace in the clouds that hovers above cities, sucking us up from our living rooms via pneumatic tubes and depositing us in an airy, open office right above us. The Endless Workplace…