You can if you do it with an A/B test where you can argue about the percentage of treatment, the duration of the test (is the difference persistent?), and do pr

You can if you do it with an A/B test where you can argue about the percentage of treatment, the duration of the test (is the difference persistent?), and do precise time tracking to log how long the user takes to take an action. That'll bury the actual change in a mountain of configuration, documentation, rollout plans, etc.