Such a transcendent power that can be passed down through bloodlines and, in time, allow an entire civilization to ascend is truly precious.
Right now, the impact might not be fully visible, but after some time, when the majority of people possess chakra, those without it will be no different from the disabled. Many jobs will become completely irrelevant to people without chakra.
Take civil engineering, for example. Once Ninjutsu requiring only a tiny amount of chakra to perform is researched, those without chakra will be completely cut off from this industry. Mixing cement? Just use a Ninjutsu, and it's done in seconds. Follow it up with a group Ninjutsu: Cement Control Technique, and Earth Release: Brick Control Technique.
Chapter 172