[leros]

Some games use torrents to distribute the bandwidth for updates.

Some server applications use torrents to sync large files across many servers.

[comprev]

I remember reading about a large tech company who used torrents to distribute new releases internally.

[chislobog]

Facebook, Twitter, Eanes ebay all use torrents internally for various things. The story might be

https://arstechnica.com/information-technology/2012/04/exclu...

https://innovation.ebayinc.com/tech/engineering/bittorrent-f...

https://blog.twitter.com/engineering/en_us/a/2010/murder-fas...

https://news.ycombinator.com/item?id=3803026