Year-Long A/B Tests Won’t “Penalty” You—But They Can Still Break Your SEO: A Practical Playbook for SMEs
Google’s John Mueller says there’s no SEO “penalty” for long-running A/B tests—but Google’s own guidance still warns that overly long experiments can look deceptive. Here’s what’s really happening, why indexing (not penalties) is the real risk, and how to run long tests safely with an approved-execution workflow.