Is the Ember 2 Mug worth it? Our pro shares the results of long-term testing of the Ember Mug 2 as well as lab results for the Ember Cup and Ember Travel Mug.

My coffee mug needed a firmware update. Not the usual start to my caffeine-fueled day, no, but a side-effect of Ember's ceramic mug, an app-controlled kitchen addition to the Internet of Things.