Advertise is the one of the largest one-person tech blogs on the planet. The site features tutorials, news, explanations, and in-depth tech reviews by David Cogen and has an extremely loyal (and ever growing) reader base. TheUnlockr readers are early adopters, highly educated, very motivated, and in some cases are popular blog owners and YouTubers themselves. has been linked to by all of the major tech sites including Gizmodo, Engadget, BoyGeniusReport, CNET, TmoNews, XDA-Developers, AndroidForums, ModMyMobile, HowardForums, NPR, etc.

David has also appeared on national live television/radio outlets discussing the latest tech including Fox Business News, Bloomberg, CNBC, DigitalTrends and NPR.

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