Amazon’s S3 outage yesterday brought down a large part of the internet, leaving thousands of companies and their customers stranded. While the outage itself only lasted about four hours, the effects were felt for much longer, and it highlighted how reliable the public cloud truly is. One of the hardest things about cloud adoption for CIOs is dealing with the sense of losing control. For many CIOs, this came to light yesterday in AWS’ outage. That sense of loss of control …