I wanted to buy this book on Amazon. But we lent me so that I do not particularly buy! Indeed, this book is completely overwhelmed. We always talk about you while we videotape micro SD cards. We speak neon lighting while we have long to LEDS. If you think that free will teach you new things, probably not. Useful for small amateur who wants to learn framing stuff. Besides half the free quotes is to no end. I thought the 2014 reissue would be updated and maybe not. This book is completely overwhelmed.