Binary Search Meets Version Control: git bisect Cuts Debugging Time by 12x

git bisect is a built-in Git command that uses binary search to automatically identify the exact commit introducing a regression—cutting debugging time from hours to minutes. By automating searches across commit history and supporting scripted testing, it eliminates the manual detective work of checking commits one-by-one. For development teams dealing with frequent deployments and production incidents, mastering this overlooked tool directly impacts developer velocity and incident response time.