The shoe secret has still not been revealed. Either the footwear used to be better before, or the roads have become softer.
Before, shoes are as strong as it was purchased after ten years of frequent use. And it is known that people trek more in the past than now. What has changed? Can you guess? Presently, after using footwear for just a year, they seem to be less strong when compared with past footwear despite other means of transportation.