In a city packed with top colleges and brilliant thinkers, the word "nerd" is bound to strike a nerve. "Nerd" and "Geek" are commonly considered insults, but many Bostonians have shrugged off the label and are either enjoying success or are on their way to success in scholarly pursuits. So-called nerds live here in a fairly safe haven. But sometimes, nerd contempt bubbles up. Witness the anger against MIT student Star Simpson, who walked into......