In the future, cats will become a prized commodity for all the wrong reasons.
The Indus Valley Civilization, as it is called, covered an area roughly the size of western Europe. It was the largest of the four ancient civilizations of Egypt, Mesopotamia, India and China. It was not discovered until the 1920’s.
There are a great number of various plug-ins for your browser to block some or all advertisements on the Net. They are considered to be a great improvement for browsing experience but in fact they also have their cons.