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Compare with Google USA's Fourth of July doodle — praised at the link for being so avant-garde as to be (wait for it) "uncontroversial."
Moreover, Google's dogs on a trip theme leads Chris Matyszczyk to mock Mitt Romney's dog-on-the-roof story (regarding a politician no longer in the national news) — all the while ignoring Barack Obama's dog-for-supper story (regarding a politician still very much in the national news).