How an "Ending Diagonal" really forms and what it means

I've written most of the tutorial on the chart. Some will just call this a different form of a triangle. But I find this to be my favourite pattern of all and when they are clear, there is no doubt on the reversal They happen most often at the top of wave 3, because they form as a battle between Bulls and Bears. (or vise versa). I remember when I spotted my first one about 14 years ago and the incredible powerful turn that ensued. I thought it was magical.