According to Osho, the hippie movement is only a passing fashion of modern culture, whereas true spiritual transformation is timeless. Enlightenment is the same work done by Socrates, Buddha, and Chuang Tzu, and it will continue beyond any trend like the Beatles. The real significance is to see that countercultural waves come and go, but the quest for awakening stands outside fashions and generations.
Trends like hippies come and go, but real inner awakening is forever.