Nielsen, the market leader in traditional TV ratings, is having a tough time tracking eyeballs elsewhere. It has yet to offer advertisers an accepted way of measuring viewers who watch video on their home computers -- let alone on portable devices. "We are actively planning for the inclusion of viewing of TV programs on tablet devices in the Nielsen ratings," a spokesman for the company said, adding, "At this point, there is no specific timeline for tablet inclusion."
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200 million mobile video views in a year ... isn't that like one night of prime-time TV?