This is a typewriter, but it's a typewriter on the iPad. What? Isn't this a keyboard? Look closely; the principle behind this Typescreen is actually using physical keys that strike directly on the screen of the iPad.
The era of typewriters has long passed us by, with various new high-tech touchscreens gradually dominating the market. However, some people are not accustomed to the touchscreen method of operation, and prolonged touch input can easily lead to visual fatigue and joint pain.