Some previous discussion: https://news.ycombinator.com/item?id=30330740

Pixar almost deleted Toy Story 2 (2012) https://news.ycombinator.com/item?id=33344516

Did Pixar accidentally delete Toy Story 2 during production? (2012)

https://news.ycombinator.com/item?id=13417037

How Pixar Almost Lost Toy Story 2 To A Bad Backup

https://news.ycombinator.com/item?id=3972798

The title is stupid clickbait, and the story is interesting enough without it. Basically, all the files were deleted by mistake and the backups weren’t working, so they lost everything. Fortunately, a technical director had been working from home to care for her newborn, and thus had copies on her own computer.

https://en.wikipedia.org/wiki/Toy_Story_2#Troubled_productio... (third paragraph)