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4 tech changes that could make things worse
We love our smartphones and the GPS that takes us everywhere, but some so-called technological advances leave Americans cold, a recent study found. 

     The Pew Research Center, in U.S. Views of Technology and the Future, Science in the next 50 Years, reports that 59 percent of respondents believe technological changes will have a positive impact. But many people also believe some changes could be for the worse.
     Here are four:

      Do you want a drone landing on the driveway? How about robots that would take care of the sick? Like us on Facebook and tell us what you think.

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