This is fair comment, especially given that they actually emphasized this multi-AZ redundancy.
The genesis of the article was the press implying that to use the cloud your only choice was to trust AWS provided 100% up-time, and this is a position we disagree with.
The genesis of the article was the press implying that to use the cloud your only choice was to trust AWS provided 100% up-time, and this is a position we disagree with.