Discover the relevance of mainframes in modern computing through this informative conference talk from linux.conf.au 2020. Explore the surprising growth of mainframe sales, the integration of Linux on these systems since 1998, and why Linux Systems Administrators should take notice. Gain insights into the architecture of modern mainframes, their unique hardware capabilities, and potential job opportunities in the field. Learn about fascinating aspects such as enterprise-grade storage, hardware-based encryption, and virtualization on mainframe systems. Delve into the mainframe community and access valuable resources to further your understanding of this powerful computing platform.