It would be better if the auto-scroll went faster the closer the cursor gets to the edge of the window (though it's also important to have a speed limit-it doesn't help anyone if it goes too fast).

当光标越来越接近边界时，滚屏速度就会越来越快(所以应该对最快速度有一个限制，速度太快对谁都没有好处)。

youdao

Rather than use a large display that would make the watch bulky, Timex has opted to scroll messages across the screen, and has a setting that controls the speed of the scrolling.

FORBES: Ten O'Clock Tech: Webbing By Wrist

Some of us could barely complete a thought without touch pads or scroll buttons, but we understood that high-speed data systems did not belong here.

NEWYORKER: Midnight in Dostoevsky