History Photographed on Instagram: "For pianists in the 18th century, a warm-up focused on developing strong, independent fingers, as was standard for the harpsichord and clavichord before it. ⁠ ⁠ With the piano's arrival around 1700, the focus was less on the full arm weight technique used today and more on maintaining a still hand with lifted fingers."

Wall Mark on Instagram: "Is this real?"