Female brain can multitrack (deal with a number of pieces of information at one time) and can talk during sex. Male brain is organized for monotracking (e.g., focus on one piece of information at a time), and must switch to left hemisphere to talk during sex (e.g., may lose erection). (Pease, Barbara and Allan. Why Men Don’t Have a Clue and Women Always Need More Shoes. p 8-10, 214-215, 261-262. NY:Broadway Books, 2004.)