APRIL 29 UPDATE - 9:30AM PT
Hey everyone – After implementing the rollback on April 3, this specific issue was resolved across all impacted datacenters. Our team has continued monitoring the servers over the past month to make sure problem didn't arise again, and we're happy to say that it hasn't popped back up.
As a result, we'll be closing out this specific investigation thread. If you encounter issues online moving forward, please report them in this dedicated support thread
Thank you again for helping us troubleshoot this issue!