Facebook credits are virtual currency that can be spent on virtual goods (virtual farmland, outfits for your avatar, virtual food, treasure, new abilities, etc.) within apps and social games played on Facebook, like FrontierVille and Farmville.

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For example, one day we might be able to design apps that allow people to probe their own cognitive abilities (processing speed, memory, decision-making, etc.) at any time during the day and track these abilities over the years, transmitting the results from their smartphones to a health care provider if desired.

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Do you suffer from ailments (glaucoma, arthritis, diabetes, etc.) that compromise your driving abilities?

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We have no details yet on how the use of these rare in-game artifacts and abilities will affect the actual calculations of healing, damage, spells, etc. during combat against other players.

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Amalur has a much deeper combat system: each play style feels totally different, the player gets to mix and macth abilities to make a unique avatar, combat is fluid and dynamic, etc. and so forth.

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