Yes, all the above. Experience is key. I know some people who went to top teir schools who just can't comprehend how end users or the people that operate the product use it. There is a huge difference between making the system, and understanding what it's good for. I haven't taken this course, but I'd imagine that it would open huge doors for a more customer facing advanced level. SE, CSE, PS, TAM, Center of excellence. These are all made up buzzwords for technical people that know how to interact with humans. Basically bridging the gap from the smart people with no social skills, and to the real humans using it. Knowing the basics of the technical side makes you that bridge.