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PRO: His "Waterfront City," built on an artificial island in Dubai, represents a test of Koolhaas' "generic" urban vision and a reply to the architect-as-artist approach of Frank Gehry.
CON: Just what the world needs: a prefab, generic city. Why should suburbs have all the un-fun? Plus: a slowing world economy might curb Koolhaas' ambitious slate.
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