More than four in ten (44%) agencies working in advertising describe 'walled audience data silos, such as Facebook and Google' as one of the three biggest challenges, making this their clients' number-one headache ahead of other high-profile challenges such as 'ad viewability' (20%) and 'ad fraud' (17%).
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Publication Title: 2019 Digital Trends

Source Link:
https://econsultancy.com/reports/2019-digital-trends/

Publication Year: 2019