Double Slash on Ecology and Economy

Would you believe that the double slash needed for web addresses wastes millions of dollars?:

‘The double slash, though a programming convention at the time, turned out to not be really necessary, Mr. Berners-Lee explained. Look at all the paper and trees, he said, that could have been saved if people had not had to write or type out those slashes on paper over the years — not to mention the human labor and time spent typing those two keystrokes countless millions of times in browser address boxes.

(Today’s browsers, of course, automatically fill in the “http://” preamble when a user types a Web address.)’ –bits.blogs.nytimes

And do you know that in 2008, Google earned nearly $22 billion [/source] due to its advertising models, Google AdWords and Google AdSense? –electronics.howstuffworks