There I was, happily reading an article on the BBC when I hit this...
http://www.bbc.co.uk/news/business-22066153
..... No, I shan't be doing that either.
Car manufacturer Lancia recently ran a campaign to support the launch of its new Ypsilon Methane in Italy.
Viewers of Cerco Casa Disperatamente, a house hunting show, might have noticed the car appearing on signage, PC monitors, and magazines - all of which was added in post production.
But if they also had the dedicated 'Lancia INTERACT TV' app on their smartphone an inaudible soundtrack from the TV would activate the device offering promotions related to the car.
http://www.bbc.co.uk/news/business-22066153
..... No, I shan't be doing that either.