The Stack Exchange network experienced a network-wide outage on May 5 (Note: due to timezone differences dates may be off by one):

StackExchange Status ‏@StackStatus May 5

We are investigating a network-wide issue now.

Later on the same day, a postmortem report was promised:

StackExchange Status ‏@StackStatus May 5

We have some cleanup work to do. Plus we'll be writing up a postmortem report. Thanks for your patience, folks!

Well, after waiting 6-8 weeks, my patience has run out. Where is this postmortem report?

FTR, the two latest posts on https://www.stackstatus.net are "Maintenance - June 8, 2015" and "Outage postmortem - March 31, 2015".