The use of a triple pun could be cloying in a less sophisticated execution, but here, the fact that the app is about polls between polar opposite choices and that the logo (and mascot) for the design is a polar bear is smile (not groan) inducing.

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Nasa has reacted angrily to the allegation that it knew the Mars Polar Lander (MPL) mission would fail because of a design flaw in the craft's braking thrusters.

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