A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it. Max Planck, Scientific Autobiography As I became more involved in workshops and training, I observed many people coming from old-school sysadmin backgrounds struggle with the moderns tools and methodologies that the SRE and DevOps movements are promoting. I often wonder why it so hard for som...