This makes me think of http://decoupledcms.org/ http://decoupledcms.org/ I don't know who is behind that org, and whether all the technology they reference is

This makes me think of http://decoupledcms.org/ http://decoupledcms.org/ I don't know who is behind that org, and whether all the technology they reference is completely valid, but the point is that a CMS that is made up of parts is far easier to deal with in the long run than a monolithic entity. We're already seeing this decoupling happen a lot in practice with static site generators, but there is a long way to go (static sites are rather limited).