Yup, Stack Overflow does do that: http://meta.stackoverflow.com/questions/26964/auto-inserting-stack-overflow-affiliate-into-all-amazon-book-links http://meta.s

Yup, Stack Overflow does do that: http://meta.stackoverflow.com/questions/26964/auto-inserting-stack-overflow-affiliate-into-all-amazon-book-links http://meta.stackoverflow.com/questions/26964/auto-inserting... and http://blog.stackoverflow.com/2009/11/our-amazon-advertising-experiment/ http://blog.stackoverflow.com/2009/11/our-amazon-advertising...