S&B's are not what they were with regards to durability and reliability, and are not the "best". There are a whole bunch of military shooters not using their 4k issued S&B's. Despite what some think- zero retention and reliability matter.
I jumped into this inane thread because the above is a known fact among those "in-the-know" in SOF circles. The man knows exactly what he's talking about, unlike some here.
