I've been running affiliate links on the book reviews on my blog. Stats here: https://gist.github.com/swanson/4711006 https://gist.github.com/swanson/4711006 I

I've been running affiliate links on the book reviews on my blog. Stats here: https://gist.github.com/swanson/4711006 https://gist.github.com/swanson/4711006 It makes about $20/yr.