There is a great story in this presentation – goo.gl/iID9 on how the GPS turned to be what it is today over several years of tinkering and building a platform that later was connected to problem. The bottom line here is the following:
1. There is no such thing as the AHA! or Eureka! moment, things brew in the back of our minds for years.
2. You often have a general idea about a problem but not really how it will be used and implemented.