Ebooks tracking readers' behaviour

From The Wall Street Journal: Your E-Book Is Reading You

"Now, e-books are providing a glimpse into the story behind the sales figures, revealing not only how many people buy particular books, but how intensely they read them."

Google tips and tricks from a Google scientist

How to solve impossible problems: Daniel Russell’s awesome Google search techniques
"...advice directly from someone at Google who offers you his favorite search tools, methods and perspectives to help you find the impossible."

This is a good tip:

Use the intext command to force Google to find a keyword in the body of a webpage.

intext:[keyword]