First version of Docker was released in 2013 and was a curiosity for a few years. Kubernetes was launched in 2014, and similarly, was mostly a curiosity for a

First version of Docker was released in 2013 and was a curiosity for a few years. Kubernetes was launched in 2014, and similarly, was mostly a curiosity for a few years. Twitter at that time made an (probably?) unlucky bet on Mesos, a competing but not that similar technology, that is now pretty much dead. Google Cloud launched it's VM service in beta in 2012. A lot of base AWS services did exist, but was similarly a curiosity: AWS 2012 revenue was 2 billion. This year they are on track to 80 billion.