In his allotted span of some 30 minutes, Glyn aims to cover: An update on key Bollinger Band techniques; an update on trendline and channel definition; finally, what constitutes a reversal. At first sight, these might appear to be disparate topics. Using the analogy of a jigsaw puzzle, however, they do fit together very well, to give the “big picture” of price performance in markets. Aspects of these subjects were covered in his excellent talk of seven years ago, but he has undertaken considerable development work in the intervening period.