An important aspect of understanding your business ecosystem is knowing your position within it (positioning), whether you hold a higher or lower (subordinate) role, and whether your offerings are substitutes or complements. Netflix started as a DVD rental service. With the rise of online streaming, Netflix saw it as a replacement for DVD rentals. Kimbap and Ramen are complementary goods, but Ramen and Udon are substitutes. This is why, even when setting up a snack bar, paying attention to the menu is crucial. Complementary goods increase sales, while substitutes are more likely to lead to no change or even a decline in sales. - Joseph’s “just my thoughts”
In the USA, even in one country, the time difference between the west and the east is 3 hours. People thought that time was a natural thing. But it is not. It's very political. The time that man lives in a unit of minutes is too short. However, since the invention of the steam locomotive, the appearance of faster vehicles made crazy changes to the concept of time. The shift in distance made people realize what time was. Sandford Fleming, an engineer and inventor, asked to unify the time difference caused by long-distance transportation, but people rejected his request. If the boarding time were not fixed, the railroad would be useless. The history of the 24-hour clock was made only about 140 years ago. Even with the invention of high technology, if nothing is consensus, nothing benefits. - Joseph's "just my thoughts"