Comment on Google Instant Proves Google's Design Process is BrokenparentComments−moultano15y>You cannot A/B test frustration, or confusion, or discomfort.You certainly can. You can measure bounce-rate, abandonment, etc. They are all proxies for the real thing, but are much better than anyone's instincts.
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>You cannot A/B test frustration, or confusion, or discomfort.
You certainly can. You can measure bounce-rate, abandonment, etc. They are all proxies for the real thing, but are much better than anyone's instincts.