On December 12, 2019, during The Game Awards, Microsoft revealed its shiny new gaming console, the Xbox Series X. It had a solid state drive for much shorter loading times and a brand new controller that still needed a pair of AA batteries to operate. By then, both of Microsoft rivals had long abandoned replaceable batteries, and their controllers shipped with internal rechargeable ones. So, what happened? Why did Microsoft expect its customers to bring their own AA batteries in 2019, and why...