Have been trying to learn more about spreadbetting because of...

Have been trying to learn more about spreadbetting because of the tax free nature of it and found a couple of UK based forums that refer to www.spreadtradingsecrets.com as a great introductory book.

I was wondering if anyone else has purchased this book. It is about $240 (or 97GBP) and would like an aussie perspective before committing to the purchase.