The Benefits of Building a Mature and Diverse Blue Team

A few days ago, a friend and I were having a rather engaging conversation that sparked my excitement. We were discussing my prospects of becoming a red teamer as a natural career progression. The reason I got stirred up is not that I want to change either my job or my position, as I am a happy camper being part of Cymulate's blue team.
What upset me was that my friend could not grasp the idea

benefits blue blue team team