It can be anything, even interesting, but must be something you don't think you'll ever use in your daily life.

Follow your heart…literally. This concept for a Tinder app will use the heart rate data from your Apple Watch or Android Wear device to decide for you.

Defending champion Novak Djokovic fights back from two sets down to level his match against Kevin Anderson before bad light stops play.

Any means of tagging, I mean. In-text or just as an aside. Might make for a more lively discussion and get relevant users on board