I'm not a Google fan by any means, but DFP is the #1 ad server in the world and an industry standard, and I definitely don't think they would use DFP data to po

I'm not a Google fan by any means, but DFP is the #1 ad server in the world and an industry standard, and I definitely don't think they would use DFP data to populate GDN segments because it would be a privacy nightmare. You have to consider DFP is a software tool, it would be like Slack selling your data so other SaaS can target you when you are talking about buying a new CMS.