A spherical earth model came first, fyi.
Unless you can show a fallacy that has persisted for more than the duration of the entire recorded human history, and as universally adhered to as this, then your remarks doesn't really have a point, now, does it?
One religion has not perservered for the entire duration. Thus, your remark does not have a point either. Regardless of the fact that duration of belief is not concrete evidence for truth.