Right, but still sale is a job only certain people can do (it's the same for programming I think) - so switching to sale is not that easy for most developers. A

Right, but still sale is a job only certain people can do (it's the same for programming I think) - so switching to sale is not that easy for most developers. Also if you are a very good programmer, switching to a whole other job you will not be able to reuse your programming skills like you could for a better paid gig in a slightly similar programming topic.