Are there any occupations you uniquely oppose the existence of?
I did retirement home training and used to think it was a sweet job. Then I got in the business and underestimated how demoralizing it was as they give you the easy elders in training while the others make you, or at least me, really think of the fact the job just amounts to an unkarmic freebie.
Search engine optimizer -- The entire industry, intentionally and with malice aforethought, exists purely to make it more difficult for search engines to provide quality output to search users.