Okay, so McLuhan says that different media are environments that condition us differently. Movable type made mass literacy and individualism possible. Everybody who learned to read exercised new mental muscles. More recently, electronic media -- a new environment -- broadened awareness, tried to pry our noses out of our books.
What happens when we live in multriple environments:
I'm interested in practical solutions for an empire and a world that face declining fossil-fuel wealth. Peace and justice may become more elusive as oil becomes dearer. Stability, and what E. F. Schumacher called "a becoming life," will require an economy that operates on its solar income.
At age sixty, I'm beginning to learn how.