Chris mentioned it on the website in his story "So near yet so far". Although I dont believe he condemmed it the tool hints as a toy for the fool.
Whether you purchase one or not the thing I remebered from the written account (I read it an awful long time ago - even before I joined!) that you need a good backup on your side.
Thanks for another valuable lesson Chris <img src="/images/graemlins/wink.gif" alt="" />