Can This Smart Mug Make Your Coffee Better?

We tested the Ember smartphone-connected coffee cup—which controls the temperature of your drink—to see if a high I.Q. makes for a better brew.

from WSJ.com: Lifestyle https://ift.tt/2Dy7wza
We tested the Ember smartphone-connected coffee cup—which controls the temperature of your drink—to see if a high I.Q. makes for a better brew.