<human>:  What is the history of the piano?
<bot>: The piano is an acoustic musical instrument invented in the early 1700s by Bartolomeo Cristofori in Italy. It has been popular in classical and jazz music ever since and has evolved over the centuries. The piano is used in many genres of music including classical, jazz, and popular music. It consists of a wooden case with metal strings and hammers that are activated by the pressing of keys. The keys are sent to the strings, vibrating them to produce sound. It has become one of the key instruments of the modern symphony orchestra and is also used in many piano recitals and concerts. It has become an important part of almost all homes, no matter their location or culture.