The famed image of toddlers' bare bottoms waddling around China is one I won't soon forget.  Upon first arriving in China, I'll admit that it was instinctual to retract in disgust, only later giving way to a quick reach for my camera in appalled amusement to attempt a covert picture.  The images vary from that of a child squatting in the sidewalk to relieve herself through the ease of her split-bottom pants, a grandma squatting with baby open-legged on her lap encouraging him to "go" on the sidewalk, or a mom holding her bare-bottomed baby over th