Whoops, did I break something?
Update : Things got worse!
It probably wasn't you ;) I've seen multiple reports of severe problems.
The outage was noted here:
social.msdn.microsoft.com/.../17af5119-ef33-4a78-a83d-d7d827ff75d8
@Erwyn : It would be a great opportunity and a first time for me to bring down 100s of machines at once ;)