Google says that larger-screened devices are helping the mobile ad business | 9to5Google

Google says that larger-screened devices are helping the mobile ad business | 9to5Google: "‘As phones get bigger the space issue becomes less challenging,’ he said, pulling his Nexus 6 smartphone out to show its six-inch display. ‘This is essentially a tablet. People’s ability to navigate sites and fill out forms and such goes up tremendously."

This seems at once entirely obvious and entirely logical.