Wagons are believed to have been first created in western Asia around 3500 BC. Initially, because the wheels were disc-shaped, they were pulled by cattle due to their heaviness. However, after the invention of spoke wheels, horses could pull the wagons because they were lighter. Naturally, there was a big difference between the speed of a wagon pulled by cattle and one pulled by a horse. This led to a decrease in travel time. A minor adjustment to the spoke design sparked a significant change in human civilization. Nearly all innovations start small, but even the tiniest change can have enormous consequences. Many unseen factors contribute to this innovation in our lives. - Joseph’s “just my thoughts”
Traffic direction is influenced by history and traditions. What would occur if a country suddenly changed its travel direction? The costs of replacing road signs would be just the start; the nation would also need to revise traffic laws and control systems, leading to a higher frequency of accidents. Such a major change hasn’t occurred in any country since its inception. Globally, 165 countries have adopted right-hand drive (RHD), while 75 have implemented left-hand drive (LHD). Currently, 66% of the world’s population drives on the right, and 72% of all roads are right-sided.
- Joseph’s “just my thoughts”
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