"Right now, Amazon and Google can compete based on their reliability or other factors, " says Carr.

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At trial, the court denied a Motion to Suppress but on appeal the Florida Supreme Court reversed, holding that in order to reach the level of probable cause, the State needed to demonstrate the reliability of Aldo through such factors as field-performance records showing how many times the dog had falsely alerted.

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The magazine asked subscribers if they would buy their same vehicle again, considering all factors (price, performance, reliability, comfort, enjoyment, etc.).

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Drawbacks most center around the less predictable factors -- Barefoot 3 doesn't have an established track record for reliability, and the pricing isn't always favorable against high-end peers like Samsung's SSD 840 Pro.

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