Found the commit, it was due to the load:

https://github.com/samuelclay/NewsBlur/commit/f5ec4fa37d0a81...

Hopefully it will go back to 64 once things get under control.

It was 64 before this news. The site regained some functionality when it went down to 12. I chose to go to Feedly instead, which was prepared for this news and works perfectly.