What is so wrong with making it easier for the community to express their free choice by giving them more options? If development indeed does decentralize as per the animation below, how is that a bad thing?
Multiple implementations of the consensus rules will elicit unplanned chain forks, and the chaos that would ensue. This is clearly what you intend Peter; to kill Bitcoin with "kindness".
Before you attempt to repudiate this, I'd also recommend you attempt to explain why you and your band of truth distorters reprensent the only tiny minority people that believe your version of reality.