50 Best Business Ideas of the last 50 Years

From the enormity of the internet to the humble Post-It note, 50 Best Business Ideas traces the extraordinary tales of a series of revolutionary ideas have transformed business and society in the past 50 years. It's apt then that we've chosen 50 of the best ideas, trends and inventions to reflect this revolutionary era. We reveal their origins, how they developed, the challenges they faced and their enduring influence.