Welcome to Monday morning, an occasion The Register marks with a new instalment of " Who, Me? " It’s our reader-contributed column in which you confess to workplace mistakes and share your escapes from subsequent scrapes. This week, meet a reader we’ll Regomize as "Gordon" who told us he once worked as an engineer at a major semiconductor corporation. Gordon rose to become manager of an engineering team which worked on a very popular PC chipset. One of the chaps on this team wasn’t pulling his weight, so Gordon got the job of telling him to improve, or leave. "In all fairness, he was a nice guy but not a great engineer and needed to be better," Gordon told The Register. Not long after that moment of managerial unpleasantness, Gordon’s team got the job of doing a full backup of the chipset’s "production stepping" – the silicon equivalent of a minor point release. The idea was to create a detailed record that could be used as a restore point. "This was not a nightly backup, but a purposeful backup to retain a snapshot of the entire cleaned-up design database for future cases where we might need to spin another stepping quickly," Gordon explained. Gordon told his underperforming colleague to do the backup. "Because I was overworked, I did not think this through," he told The Register …