I understand where you are going with this comment and I partly agree, but it depends. For example, I'm in a startup producing hardware products for industrial

I understand where you are going with this comment and I partly agree, but it depends. For example, I'm in a startup producing hardware products for industrial use: who do you think got fired in the last few years, 1) the one guy who implemented all the low level stuff and knows the product inside out, helps sales and support with technical knowledge, fixes bugs at any time, or 2) the nice sales people who could not really deal with the complexities or were not persuasive enough to make enough sales? Food for thought.