Decades ago, Kodak anticipated that digital photography would overtake film — and in fact, Kodak invented the first digital camera in 1975 — but in a fateful decision, the company chose to shelf its new discovery to focus on its traditional film business.

Every major scientific discovery began with someone imagining the world to look differently from the way others saw it.

What leads to major scientific discoveries according to the speaker?

Their discovery of the laws of cause and effect.