Suitcase that follows its owner

With new advancement regarding technology,there are happened new discoveries.Now tangible things which have physical existence are also connected wirelessly. Developers has discovered a suitcase which wirelessly follows its owner.Suitcase has a receiver that is connected with smartphone.By this receiver, suitcase connect with phone furthermore make luggage toward follow its owner moving at caterpillar track based at compressed air.This is amazing furthermore new discovery in technology