Apple’s design aesthetic and the crazy Project Cybersyn share a common influence.
Today, one is as likely to hear about Project Cybersyn’s aesthetics as about its politics. The resemblance that the Operations Room—with its all-white, utilitarian surfaces and oversized buttons—bears to the Apple aesthetic is not entirely accidental. The room was designed by Gui Bonsiepe, an innovative German designer who studied and taught at the famed Ulm School of Design, in Germany, and industrial design associated with the Ulm School inspired Steve Jobs and the Apple designer Jonathan Ive. (Source)
Cybernetics in the U.S. had a distinctly hippie flavor. See Techno-pastoralism