by Gabe Goldberg

For many people, the Windows mouse hasn’t evolved much since the dawn of the PC. This is especially true of bottom-bargain gadgets often provided as standard PC purchase accessories: two buttons boringly labeled Left and Right, wired to the computer, and sensing motion through a small rotating sphere in contact with a desk or mousepad. If you’re using one of these, a very economical upgrade can greatly improve your mousing game.

Perhaps the most basic mouse-tech enhancement was the scroll wheel, first available a decade or more ago, allowing easy up-and-down motion within most applications’ files. If your hand is already on the mouse for file editing, spinning the wheel can be much more convenient than moving the cursor to the scroll bar and then back to the file area.
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