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Some big merchants including Wal-Mart, CVS and Rite Aid developing own systems

The app bundles professional-level tools into one free consumer package

Siri and Google Now are supposed to get smarter by doing more based on context

A digital clean-up can make life easier and save you money

Services that store password data online are particularly troublesome

Flickr and iCloud Photo Library will automatically transfer to online account

Scores of new features in the software update for mobile devices can be boiled down to one word — unity