The product I'm trying to automate has extensive unit tests that typically take about 8 minutes to run. Every hour when Claude makes a change, it runs the full suite, so it's been spending over 3 hours per day just running unit tests. On a whim, I told Claude "try to make the unit tests faster". The first pass took it from 8 minutes to 4 minutes. It found: - the terminal progress bar was eating a full minute per run - every test user was rendering a complete welcome email - receipt tests…