For all-purpose social networking, Facebook has everything most users want and need, including family and friends already signed up who might be reluctant to move.

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Secondly, enjoying secrecy in a place that does not have the know-how to handle money is not of much use if, like most users of secrecy jurisdictions, you want to move money without too many questions being asked.

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One of the most popular users of Epilog Lasers are woodworkers who want to create an awards or engraving business, but it is also used by signage companies, mom and pop trophy shops, government agencies and large corporations.

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As Google knows, from when it automatically (and publicly) populated Buzz follower lists with the people Gmail users emailed most frequently, exposing relationships people did not want exposed in some cases.

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While it might not be the most powerful phone around, they think it might resound with business users who want a sexy handset but can sacrifice the multimedia and a bit of battery life.

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Most allow for users to take an active role in helping the app decide what kinds of things they want to read.

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Most successful mobile apps create new habits for users by making it easier to do something that they already do or want to do.

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