I completely agree with your last sentence.

After being involved in Scouts for almost 12 years with 2 kids, I am extremely disappointed in the decision to include girls. There is no other place where boys can be boys and learn to be men without the distraction of girls. And vice versa with girls.  

Girls and boys are wired differently - I watched it all the time my kids were growing up as I observed them vs. daughters of friends. They are together in classrooms at school, which is fine, but gender specific Scouting is extremely beneficial because there is value in single gender activities, IMO adding girls to Boy Scouts takes away this very key benefit. I watched little boys who were goofy, hyper & needed a place to have a good time without being compared to girls in their behavior.  With the guidance of kind and tolerant men who enjoyed acting like kids occasionally themselves, I saw them grow into responsible, respectful young men.  Scouting is a unique, valuable program. Or it was