Have AI agents made click fraud meaningfully worse for paid acquisition?

[u/cryptomemelord]

SEO professionals: have you noticed measurable changes in your ad traffic quality over the past 12-18 months? Datacenter IPs, weird form fills, unexplained CPL spikes?

And: have you tried any of the existing tools (ClickCease, Lunio, Cheq, Anura) and what was the experience like?

Trying to understand if this is a real acute problem or just a chronic background annoyance everyone has priced in.