Removing Git Submodules

Is apparently a pain in the ass, by design, according to StackOverflow, here:

To remove a submodule you need to:

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1. Delete the relevant line from the .gitmodules file.
2. Delete the relevant section from .git/config.
3. Run git rm --cached path_to_submodule (no trailing slash).
4. Commit and delete the now untracked submodule files.