@CNN: Apple has banned a controversial market research app Facebook used to collect information on how people use their smartphones because it violated its agreement with the social network https://t.co/PkT30e8roS https://t.co/dFchXB9MiF

@CNN: Apple has banned a controversial market research app Facebook used to collect information on how people use their smartphones because it violated its agreement with the social network https://t.co/PkT30e8roS https://t.co/dFchXB9MiF