Okay I will help you out since you clearly can't google.
https://www.google.com/search?q=free...hrome&ie=UTF-8
From there you can see which reputable news organizations have written on the topic and which institutions have researched and come to the conclusion that I am reiterating. Now you will have to click those links and it will require some reading. I know you are looking for some quick hitting bullet points or the simplicity of calling something "retarded" instead of well researched evidence but I promise you you can do it. Enjoy.
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