Tangential, but I've never used a better kettle in terms of "pour" than my Hario gooseneck kettle. Never had issues with the "teapot effect" (and I do recognize the kettle is very different than the teapot in question).
> "Those elegant long-necked coffee pots? Their thin stems force the liquid to move faster for a given flow rate, increasing its momentum and decreasing its chances of adhering to the pot."