Just after 8 a.m. millions users almost the whole world found that they cannot enter the Facebook nor in Instagram.
As he says iefimerida.gr , the problem also exists in Greece while it remains unknown what has happened. On twitter dozens of messages from all over the world refer to the problem while some joke by writing RIP Facebook.
However, shortly after 9 Greece, the Facebook problem seems to have been restored.
There is still no official announcement.