It doesn't hurt to acquire a code scanner, or download engine-diagnostic apps for a smartphone, experts say.

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The prosecution claims the site provides a search engine that helps people find and download copyrighted material including movies, music and games -- in effect, enabling copyright theft.

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If you really want to get serious, pedal your steam-engine over to the Open Handset Alliance site where you can download the SDK for a variety of platforms.

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Once people download the apps, with names like PageRage and BuzzDock, extra ads can appear on Facebook and search-engine results pages.

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