Ember Smart Mug review: Is this high-tech mug worth it? It’s happened to all of us at one time or another: We make our morning cup of coffee, set it down after a few sips and find ourselves so busy ...

GRAND RAPIDS, Mich. — Looking for a cup to keep that coffee hot? Need another way to have your phone interact with something? The Ember Temperature Control Smart Mug includes a ton of packaging and ...