Piano is a universal instrument. Whatever you do not want to play it, rock-balads, classic plays or even an excerpt from a symphony - everything is possible. It is no wonder that for a century the composers write music mainly on the piano! And when the technology allowed, a digital piano appeared, a concert synthesizer was found. On the digital piano you can play at home, in the headphones, and no one to forget - from here and his such a wide popularity!
So if you choose from what to start acquaintance with music - the piano will be the best tool for this!