Most people would expect an open postmortem on Twitter or at the news blog of the service, as this is normally what is done. Going through level 1 support or through any of the support channels is too much of a burden for customers, due to likelihood of this resulting on an unknown, not so fast, number of communication hops. Being a company with focus on privacy, is normal to expect them to be quick to give explanations and open by making it easy to get to postmortems