I think that 99% of programmers can get approximately all the value of monads by reading an article explaining how promises, options and lists all have this pat

I think that 99% of programmers can get approximately all the value of monads by reading an article explaining how promises, options and lists all have this pattern in common, without any mention of monoids or endofunctors. I enjoyed the courses I did in category theory very much, but the benefit to my code has been zero.