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1 " Robots already perform many functions, from making cars to defusing bombs - or, more menacingly, firing missiles. Children and adults play with toy robots, while vacuum-cleaning robots are sucking up dirt in a growing number of homes and - as evidenced by YouTube videos - entertaining cats. "
2 " Over the past several decades, a growing number of investors have been choosing to put their money in funds that screen companies for their environmental and labor records. Some socially responsible investors are starting to add free expression and privacy to their list of criteria. "
