We need to make further research and seek more thorough informations from major PC manufacturers to find an accurate conclusion. The early PC was designed with only limited peripherals attached, and logically all the ports should be located at the back of the casing.
Market is the mother of all business.
PC does not sell if it breaks away from this platform. This is solely our opinion. Being an architect, he likes to see things practical, user friendly, and most importantly, things must be pleasant to the eyes. Looking around his workstations at home and work place, he was annoyed by the mess of cable hanging around. So, he decided to design something to solve this problem.