By now, we all know that “data is the new oil” that fuels myriad targeting capabilities in the precision online era. But who holds the best data and how important is it? “That data’s not free,” according to Modi Media president Mike Bologna. “Of the 50-plus household campaigns we’ve run so far this year, we’ve used pretty much a different source or a different piece of a single data source of reach and every different campaign. It is expensive.”…