He followed with other insights from the past and the future. It seems likely that the tea was merely the means to occupy time to get the sense of other intuitions. Technical analysis may also be an intuitive art form. There is an infinite range of data to look at and a sweep of global market history but the sorting is personal to the strategist. The skilled practitioner looks at the tea leaves, mulls over the past and may see into the future.
Technical analysis looks more repetitive than it is.
The best forecasts are the ones that challenge conventional wisdom. And even in this unlikely event, telling your clients that they are wrong over and over is unlikely to produce high repeat subscription rates. So a high success rate can be a pyrrhic victory. To succeed the strategist must have a retentive sense of history, mathematics and graphic skills, a skeptical mind, wit and an ability to express ideas that are difficult to imagine. But most of all, fortitude.