It seems that even the Mighty Microsoft isn’t immune to the cloud failures similar to Amazon. Apparently, Microsoft’s was due to a “hardware failure” rather than a network engineer’s mistake. Microsoft’s also lasted a lot shorter than Amazon’s cloudy day.
Users on the forum were also complaining that BPOS outages seem to be frequent. Writes Beverley Seche, "I contacted them and they told me they are experiencing sign on issue, i told them you not only experiencing that you also experiencing webaccess issue.. I’m very disspointed in bpos this is the 4 down in 2 months and this is supposed to be reliable. We went from in house groupwise to hosted Microsoft bpos not only we’re getting culture shock we’re getting down time.. :("