There is now a new schedule available for the Licence-Changing:
http://blog.osmfoundation.org/2012/03/27/service-schedule-march-april-2012/

The new schedule:



Am 26.03.2012 21:00, schrieb Fred Jelk:

according this posting[1], the changing starts earliest 1 day later. So the database will be tomorrow still online for edits.

[1] http://forum.openstreetmap.org/viewtopic.php?pid=230773#p230773