Facebook is working on a 'Dislike' button

During today's Town Hall Q&A, Mark Zuckerberg announced that Facebook will test a ‪#‎Dislike‬ button.

This is a big change from the company's stance in the past. Previously, Zuckerberg has stated

"Some people have asked for a dislike button because they want to say, “That thing isn’t good.” And that’s not something that we think is good for the world. So we’re not going to build that."

What are your thoughts on this? Will a Dislike button benefit the Facebook community as a whole, or will it invite more trolls and dissuade constructive feedback and dialogue in the comments?  Is this an instance of rocking the boat?  Should Facebook change something that’s not broken? 


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