Given a "Conformal Geometric Calculus" is not feasible due to the distance metric not being preserved, a "[Hyper-Plane] Geometric Calculus" should be; is this t

Given a "Conformal Geometric Calculus" is not feasible due to the distance metric not being preserved, a "[Hyper-Plane] Geometric Calculus" should be; is this to be included a future version of this document, the book, or some other endeavor?