-- What's driving the current tech rally? Cramer identified three themes powering tech stocks higher. The first is the need for a faster Internet that's capable of carrying more services, including video, to more and more consumers.

-- The second theme is cloud computing, said Cramer, which involves the sharing and storing of applications online, rather than on desktop hard drives.

-- Finally, there's Cramer's much hyped "mobile Internet tsunami," which is all about the proliferation of smart phones and mobile devices.

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