When two years of academic work vanished with a single click
January 23, 2026

(Nature) – After turning off ChatGPT’s ‘data consent’ option, Marcel Bucher lost the work behind grant applications, teaching materials and publication drafts. Here’s what happened next.
We are increasingly being encouraged to integrate generative AI into research and teaching. Individuals use it for writing, planning and teaching; universities are experimenting with embedding it into curricula. However, my case reveals a fundamental weakness: these tools were not developed with academic standards of reliability and accountability in mind.
If a single click can irrevocably delete years of work, ChatGPT cannot, in my opinion and on the basis of my experience, be considered completely safe for professional use. As a paying subscriber (€20 per month, or US$23), I assumed basic protective measures would be in place, including a warning about irreversible deletion, a recovery option, albeit time-limited, and backups or redundancy. (Read More)