A Latvian and english Linux tiny operating system. used by golf & dvd lovers
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Apps are not all games, some are more to control some features of smartphones.
So, all websites can add app features if not games too.
Battery features of charging and discharging status especially.
Touch keyboard typing correctly too. Other apps depends on your needs.
big data was financial.
now it's Facebook contacts or flipboard.
Big data can be social info, to work together for pay.