Configuring editors, dot files, and dev environments consistently adds value by giving you familiarity with your working environment, honing your skills with your tools, and creating a more productive space tailored to your needs.
Who else becomes the go to person for modifying build scripts?
The amount of people I know who have no idea how to work with Git after decades in the field using it is pretty amazing. It's not helpful for everyone else when you're the one they're delegating their merge conflict bullshit too cause they've never bothered to learn anything about the tools they're using.