After 34 years of Apple-brand pointing devices, you can sum up Apple’s input philosophy as thus: Stubborn simplicity. With only a few exceptions, Apple’s mice and trackpads have been minimalistic and easy to use. Frequently, they stir up widely-imitated changes in the industry. And more than once, Apple went with a design that proved to be too radical, inciting the ire of even the Apple faithful. In the slides ahead, we’ll take a look at over three decades of Apple pointing device designs from 1979 to the present. Even for Apple veterans, a few of them may surprise you.