BERLIN, Germany (Reuters) — The smell of coffee is supposed to get you going in the morning. Now a French start-up has taken this idea a stage further with an olfactory alarm clock designed to gradually wake you up by diffusing the smell of espresso instead of blasting your ears with an audio ring. Sensorwake is the brainchild of 20-year-old Guillaume Rolland and is being launched at this week’s IFA, Europe’s leading trade show for consumer […]