What's the design barrier, that prevents us from splitting of Voting and Baking rights?
Is it not desired? Or is it not possible?
It is desired and absolutely possible.
We are actively working on it. I think we should be ready to share the specification with the community in 3-4 weeks and then a prototype the month after.
It was also mentioned by Jacob Arluck in this Medium article.
In this post, I describe how the Tezos amendment process works in practice and propose several ways to improve it in the near-term. Deeper questions, like splitting voting rights from consensus, or how amendments should be funded on-chain are outside the scope of this post, but important topics for future consideration.