On August 1, 1990, Tim Berners-Lee, a computer scientist at CERN created the term “world wide web” to describe an interconnected universe of information.  The first graphics-based web browser, Mosaic, was developed only a few years later by computer scientist Marc Andreesen, then working for the University of Illinois.  While other text-based browsers already existed, like Gopher and Lynx, it was Mosaic that pointed the way toward what most people think of as the Internet today.  Considering the ubiquity of online information, commerce and entertainment, it is worth examining tools and tricks that make the Internet safer, easier and more useful.  For instance, special operators are an easy way to make any search engine work better.  A tilde (the ~ … Continued