It's a long, slow sunset for ink-on-paper magazines, but sunsets can produce vast sums of money.
Good ideas are like Nike sports shoes. They may facilitate success for an athlete who possesses them, but on their own they are nothing but an overpriced pair of sneakers. Sports shoes don't win races. Athletes do.
You'll never get rich by working for your boss.
Computers are wasteful of paper and time. Once, we'd get documents with a few errors. Now, people make hundreds of copies until each sheet is flawless and memos are duplicated endlessly. Managers get swamped with emails.
In the end, the railroads made America and nanotech will make the 21st century, and that is the end of the story. The beginning of the story and the end of the story.