People who have Lower IQ mostly use Internet Explorer for browsing the Internet.

We are not the one who is declaring this. This statement is actually given by an Article published on the famous Business Networking website : www.linkedin.com

You can read in detail on the following link

http://www.linkedin.com/news?actionBar=&articleID=676158497&ids=0TdPwUcP0PdzoIcPsSc3cNd3sSb3gOejgMdzkTdyMTejgUdj4SdPoIdP0UcjANd3sS&aag=true&freq=weekly&trk=eml-tod-b-ttle-96

I think the report is fairly right in declaring so.