In Monday's lecture we highlighted that arrays in C are (generally) of a fixed size, and it's a serious fault to access an element outside of the array, either before its beginning, or beyond its end. Right on cue: CrowdStrike releases root cause analysis of the global Microsoft breakdown https://www.abc.net.au/news/2024-08-07/drt-crowdstrike-root-cause-analysis/104193866 "It came down to a mistake first-year programming students are taught how to avoid." "... therefore, the attempt to access the 21st value produced an out-of-bounds memory read beyond the end of the input data array and resulted in a system crash."