Thanks for this post. It was fun seeing that someone here noticed it was free. Here are the links for all the english speaking countries that Amazon covers:

USA Link | UK Link | AUS Link | CA Link

If you have a Kindle, a phone/tablet/or pc with the Kindle app... Go grab it now. If you'd rather have a copy of the physical book go here and use the discount code 87XCBFJU for 25% off.