Have you ever played the piano?  It's an instrument invented in Italy around the year 1700
Yeah I played it a few times. It is an amazing instrument.
Even though it was created back in the 17th century, it is still widely played today - our church has a piano player every Sunday.
I like to go to dueling piano bars. They make great accessories to night clubs.
You know, for a long time after it's invention it was so expensive.  It's good that it's not as hard to own one now.
That is true. Also, there are electronic keyboards that are almost as good as the real thing.
piano, electric piano, Hammond organ, pipe organ, violin, etc.) and synthesizer tones with less complex sound synthesis. Electronic keyboards are usually designed for home users, beginners and other non-professional users. They typically have unweighted keys. The least expensive models do not have velocity-sensitive keys, but mid- to high-priced models do. Home keyboards typically have little, if any, digital sound editing capacity. The user typically selects from a range of preset "voices" or sounds, which include
Piano
The piano is an acoustic, stringed musical instrument invented in Italy by Bartolomeo Cristofori around the year 1700 (the exact year is uncertain), in which the strings are struck by hammers. It is played using a keyboard, which is a row of keys (small levers) that the performer presses down or strikes with the fingers and thumbs of both hands to cause the hammers to strike the strings. 
The word piano is a shortened form of "pianoforte", the Italian term for the early 1700s versions