That was exactly my point: not everyone cares about that.
For many (most?) people the main factor in life is happiness. If you like your job, and it pays good enough, then why invest all the work into a future job that may pay better?
Also, there are many factors that come into play during interviews. How well you are able to combine complex Vim commands to shave 10 seconds of a particular task is probably very, very low down the list of competences the interviewer is looking for.
For many (most?) people the main factor in life is happiness. If you like your job, and it pays good enough, then why invest all the work into a future job that may pay better?
Also, there are many factors that come into play during interviews. How well you are able to combine complex Vim commands to shave 10 seconds of a particular task is probably very, very low down the list of competences the interviewer is looking for.