FWIW this might be related to a Cloudfare outage: https://www.cloudflarestatus.com/

“We’re offline working to restore access to subreddits that went private for some reason” - Reddit, probably later today

People have been joking lately about productivity suddenly increasing as a result of the Reddit blackout, but honestly? That loss of information is probably going to result in a loss of productivity in some cases.

Because yeah, in the nightmare scenario where both Reddit and Stack Overflow were to disappear, a lot of programmers would be at a complete loss.