Maybe I'm just projecting, but I think software appeals to people who like clear, logical, black-and-white thinking. That in turn means the profession has a hig

Maybe I'm just projecting, but I think software appeals to people who like clear, logical, black-and-white thinking. That in turn means the profession has a higher-than-average number of perfectionists. For a perfectionist, doing 90% of a good job subjectively feels much closer to 0%, so there's a lot of anxiety around things not being as good as they could/should be.