Their sophisticated binning is clicking the pens to make sure they work. Export markets get an extra click. Presumably some factories don't do any testing or b

Their sophisticated binning is clicking the pens to make sure they work. Export markets get an extra click. Presumably some factories don't do any testing or binning and just let the defects through (for the domestic product). This is a great insight into labour costs in China for manufacturing at these kind of scales: http://www.bunniestudios.com/blog/?p=4364 http://www.bunniestudios.com/blog/?p=4364