The idea that the world might be a fabrication and that our individual existence might be subjective is a philosophical concept that has been explored by thinkers throughout history. However, regardless of whether the world is objectively real or not, the experiences we have within it are still authentic to us as individuals.
Even if the world is a fabrication, the experiences we have within it are still real and meaningful to us. The emotions we feel, the thoughts we have, and the actions we take are all authentic expressions of our individual consciousness, regardless of whether that consciousness is ultimately grounded in objective reality or not. In this sense, the authenticity of our experiences is not contingent on the objective existence of the world, but rather on the subjective reality of our own consciousness.
Furthermore, the fact that we can communicate our experiences and share them with others implies a shared reality that exists independently of any one individual's subjective experience. While we may not be able to prove the objective reality of the world, we can still interact with it in a way that is consistent with the experiences of others, and that allows us to participate in a shared, socially constructed reality.
In conclusion, the authenticity of our experiences and the reality of our interactions with the world are not dependent on the objective existence of the world, but rather on the subjective reality of our own consciousness and our ability to interact with others within a shared social reality. Therefore, even if the world is ultimately a fabrication, the experiences we have within it are still authentic and meaningful to us as individuals.