As a coder and a marketer, I would disagree. You can get by with sloppy code and even some bugs, but messing up an ad campaign could have drastic financial cons

As a coder and a marketer, I would disagree. You can get by with sloppy code and even some bugs, but messing up an ad campaign could have drastic financial consequences. No disrespect, but I think the nuances/details of marketing successfully are far more difficult to master than learning a programming language. Not to mention that there's a lot more competent programmers than competent marketers.