You people aren't engineering geniuses and so might have silly thoughts in your brain like, "a four-foot windshield wiper will encounter a lot of friction, made worse by leverage."

On an unrelated note, every Cybertruck is recalled cuz the wiper ain't made right.

https://static.nhtsa.gov/odi/rcl/2024/RCLRPT-24V456-3775.PDF