in san francisco and the santa clara valley during the late 1960s  various cultural currents flowed together  there was the technology revolution that began with the growth of military contractors and soon included electronics firms  microchip makers  video game designers  and computer companies  there was a hacker subculture filled with wireheads  phreakers  cyberpunks  hobbyists  and just plain geeks that included engineers who didn t conform to the hp mold and their kids who weren t attuned to the wavelengths of the subdivisions  there were quasiacademic groups doing studies on the effects of lsd  participants included doug engelbart of the augmentation research center in palo alto  who later helped develop the computer mouse and graphical user interfaces  and ken kesey  who celebrated the drug with musicandlight shows featuring a house band that became the grateful dead  there was the hippie movement  born out of the bay area s beat generation  and the rebellious political activists  born out of the free speech movement at berkeley  overlaid on it all were various selffulfillment movements pursuing paths to personal enlightenment  zen and hinduism  meditation and yoga  primal scream and sensory deprivation  esalen and est