The No. 1 platform for influencer marketing, and why ‘micro’ and ‘nano’ beat ‘mega’ content creators

Welcome to Ad Age Datacenter Weekly, our data-obsessed newsletter for marketing and media professionals. Reading this online? Sign up to get it delivered to your inbox here.Shut down“Facebook is shutting down a source of data that shared ‘device-level’ information about people’s phones to advertisers for purposes of targeting and measuring ad campaigns,” Ad Age’s Garett Sloane reports. “For years, the data had been made available through a marketing part