What is the difference between a touchpad and a pointing stick on a laptop?

Tech solutions on Instagram: "Before touchpads became common, laptops and computers in 1997 used a small device called a “pointing stick” or “trackpoint” to move the cursor. It was a tiny joystick-like nub usually placed between the G, H, and B keys on the keyboard. Users would gently push it in the direction they wanted the cursor to move, and the harder they pressed, the faster it moved. This design allowed precise control without taking hands off the keyboard, which made it very convenient fo