Also those embedded in video ads YouTubers or podcasts do (assuming they comply with other regulations like disclosing the sponsored nature). Online advertiser

Also those embedded in video ads YouTubers or podcasts do (assuming they comply with other regulations like disclosing the sponsored nature). Online advertisers would explode if any online ad gave them viewability equivalent to the "the side of a bus", or "roadside billboards", only they can't measure it (but there are efforts to try with cameras on billboards in the industry), yet despite this buses and billboards actually carry a premium compared to internet ads because it's a less competitive market.