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John N Blanchard
US adults spent an average of 3 hours, 35 minutes per day on mobile devices in 2018, an annual increase of more than 11 minutes. Developers are responsible for making that screen-time insatiable.
US adults spent an average of 3 hours, 35 minutes per day on mobile devices in 2018, an annual increase of more than 11 minutes. Developers are responsible for making that screen-time insatiable.