Hello,  as you may or may not already know there will be a datacentre switch back to Eqiad, WMF's main data centre, on May 3rd at approximately 14:00 UTC. For approximately 20-30 minutes you will NOT be able to save edits to any WMF project. If you have any questions feel free to reply back to this email, or ask on IRC on freenode channel #wikimedia-tech. If there any major issues that occur during this time please report them to #wikimedia-tech on freenode!