To determine how many times an ad has been played on a particular digital screen, advertisers often rely on several methods and technologies:Digital Ad Server Reports: Most digital advertising networks use ad servers that track and report on ad performance. These servers log each instance an ad is displayed on a screen, providing advertisers with detailed reports on the number of plays, the duration of each play, and other relevant metrics.Content Management Systems (CMS): For digital signage, the CMS that manages the content displayed on screens typically includes tracking capabilities. It records every instance an advertisement is played, along with time stamps and sometimes viewer interac

It's impossible to definitively rank the top 20 influencers in the world, as there are many different factors to consider, including:Platform: Instagram, TikTok, YouTube, etc.Industry: Beauty, fashion, gaming, travel, etc.Reach: Number of followers, engagement rates, etc.Influence: Impact on their audience, brand deals, etc.Additionally, the influencer landscape is constantly changing, with new faces emerging and others fading.However, based on a combination of follower count, engagement, and industry influence, here are some examples of highly influential figures across various platforms:Instagram:Kylie Jenner: Over 380 million followersCristiano Ronaldo: Over 560 million followersSelena Go