How much Google, Facebook make from your data

http://www.cnn.com/2012/10/09/tech/web/facebook-google-profit-data/index.html?c=tech

Forthtell: Full Spectrum Analysis
http://forthtell.blogspot.com/2011/12/full-spectrum-analysis.html

Forthtell: Book of Faces
http://forthtell.blogspot.com/2012/03/book-of-faces.html