Considering he posted no links to his sources, it read more like a collection of his experiences and what he's read online. Some of it was true, some of it opinion. We agree that most (outdoor) growers do harvest too early though!
Of course, the weather plays a major role in that, and folks should make sure to get seeds that have harvest months that correspond to when the weather gets bad in their neck of the woods.
The plant has to wait because it's nowhere near finished bulking. Pistils are a suggestion not a command. Outside growers will probably do best waiting until the plant stops drinking if the weather doesn't get them first..
There were only two white pistils on this bud back on Sept 13th:
But the plant is nowhere near ready for harvest, and it lives on today!