1. Simon Grey says

    Brilliant! Love the summary. It keeps things simple, and simple means manageable.

    Also, I like reading the blog, and can't wait for the book. Keep up the awesome work.

  2. Athol Kay says

    I'd been struggling to answer the calibration question for about the last two weeks. Suddenly I had it.

Leave a Reply

Your email address will not be published. Required fields are marked *