You need both kinds for a good product. Both of these types add something the other is not interested in adding. The most value I ever added was joining a compa

You need both kinds for a good product. Both of these types add something the other is not interested in adding. The most value I ever added was joining a company filled with type X (purposefully avoiding which one) as a type Y and going on a binge of doing incredibly valuable work that had been left as "low hanging fruit" because nobody thought it interesting and/or important enough to give it a good look.