But modern problems require modern solutions, which is where the Ember Mug 2 comes in ($99.95; amazon.com).

But modern problems require modern solutions, which is where the Ember Mug 2 comes in ($99.95; amazon.com).

The "Ember" logo on the face of the mug is really a touch-sensitive button. Touching it for five seconds powers the device on and off. A quick logo tap activates a small screen of white LEDs.

The case for the smart coffee mug: The Ember Ceramic Mug is a very interesting mug!It attempts to solve three problems that have plagued mankind for centuries: 1) After a while, hot coffee will ...

The Ember Mug 2 can be purchased from the Ember website for $199.99. Note: Ember provided MacRumors with an Ember Travel Mug 2 for the purpose of this review. No other compensation was received.