drall - 7:19 pm on Jun 16, 2010 (gmt 0) [edited by: drall at 7:26 pm (utc) on Jun 16, 2010]
Seems to be pretty widespread
if you scroll way back to yesterday morning I can see the first confirms of this starting at the exact same timeframe as us.
Several threads ongoing over at Googles support forum as well.
Plex hasnt commented yet as far as I can see.
[edited by: drall at 7:26 pm (utc) on Jun 16, 2010]