Linux.com - https://www.linux.com/news/6-creative-ways-solve-problems-linux-containers-and-docker
Most people are introduced to Docker and Linux containers as a way to approach solving a very specific problem they are experiencing in their organization. The problem they want to solve often revolves around either making the dev/test cycle faster and more reliable while simultaneously shortening the related feedback loops, or improving the packaging and deploying of applications into production in a very similar fashion.