Why you need error tracking & handling in your split tests

Building large, complex experiments introduces new logic, new code and sometimes new bugs. But most A/B testing tools don’t track or handle errors for you. So when you launch your experiment and it tanks… …did your awesome new idea just…

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How to reduce your A/B testing tool’s page speed impact

Client-side A/B testing tools get criticised for loading huge chunks of JS synchronously in the head. Rightfully so. Despite the speed impact, these tools deliver far more value through the experiments they deliver. But let’s not hand-wave the problem away…

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