Episode
The Accuracy Crisis in Advertising: Scott McKinley on Bad Data and the Hidden Tax on CTV
- Podcast
- Signal & Noise
- Published
- May 27, 2026
- Duration seconds
- 4190
- Processing state
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Summary
What if nearly half of every dollar spent on Connected TV is being wasted before an ad is ever served to the right person? In this episode of Signal & Noise, Brett House and Rio Longacre sit down with Scott McKinley, one of the advertising industry’s most outspoken voices on data quality and identity. As founder and CEO of Truthset, Scott has spent years exposing a problem that sits at the heart of modern advertising: the vast majority of audience data flowing through digital and CTV ecosystems is far less accurate than marketers assume. Drawing on decades of experience spanning Nielsen, Exelate, and his own entrepreneurial ventures, Scott explains why advertising markets ultimately run on one thing: trust. When buyers and sellers lack confidence in audience quality, the result is friction, inefficiency, and billions of dollars in wasted media spend. The conversation takes a deep dive into Connected TV, where Scott argues that a hidden “accuracy tax” is undermining the promise of precision advertising. Much of today’s CTV targeting relies on probabilistic links between IP addresses and consumer identities—connections that, according to Truthset’s research, are often wrong the majority of the time. The result is a system where advertisers believe they are buying highly targeted audiences, while in reality they are frequently reaching the wrong households altogether. Scott also shares a provocative thesis about the future of media: publishers, broadcasters, and streaming platforms must embrace authentication if they hope to compete with the walled gardens. Companies like Google, Meta Platforms, Amazon, and Netflix command premium advertising economics not simply because they have scale, but because they know exactly who their users are. Without authenticated audience…