Main Street is almost alright. - Robert Venturi

Rationalizations for simplification are still current, however, though subtler than the early arguments.

But architecture is necessarily complex and contradictory in its very inclusion of the traditional Vitruvian elements of commodity, firmness, and delight. And today the wants of program, structure, mechanical equipment, and expression, even in single buildings in simple contexts, are diverse and conflicting in ways previously unimaginable.

The calculated ambiguity of expression is based on the confusion of experience as reflected in the architectural program.