Traccia pen-like Cell phone recognizes hand movements for commands

We’ve seen the vaguest of phones, and ones most creatively decked out too, yet we haven’t seen anything as genius as the Traccia mobile phone by designer Andrea Ponti. The Traccia is a phone that’s held as a pen, it recognizes hand movements and converts the same into commands. An embedded optical sensor (like optical mouse laser) located at the end of the stick (phone) detects the traces of what is being written and a software