Reply to post: Re: Sun optical mice, circa 1985

User spent 20 minutes trying to move mouse cursor, without success

defiler Silver badge

Re: Sun optical mice, circa 1985

There was a special mouse pad with horizontal and vertical lines on it.

Yep, and if you rotated the pad by 90 degrees the mouse would only work intermittently in one direction. It's amazing how many Computer Science undergrads gave up on them.

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