'Please do not vibe f$%& up this software': Broken backups spark AI coding row in rsync project

AI and ml

Users probe backup failures find Claude-assisted commits. Veteran engineer retorts: "I did not just vibe-code 'convert test suite to python'."

Incremental backups started failing for some rsync users after a recent update, and what they found in the project's commit history quickly turned a routine bug hunt into yet another fight over AI-generated code.

The controversy centers on rsync 3.4.3, a security-focused release published earlier this year to fix multiple vulnerabilities. Shortly after the upgrade, some users reported that incremental backup workflows were no longer behaving as expected, with one user saying their backup system failed on anything other than a full backup.

Rsync creator Andrew Tridgell has pushed back against the criticism in a Medium post titled "Rsync and Outrage," arguing that many commenters have drawn conclusions without understanding how the AI tools were actually used.

Rsync is not a weekend side project...

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