The Ten Commandments, given to Moses by God for the children of Israel to follow, are not primarily religious. Their concern is largely social, rooted in love, and all of them are relational in their thrust. Four Commandments address the human-divine relationship; six of them address human-to-human relationships.
What Conservative Christians are really upset about, deep down, is not that one or a few or dozens or hundreds of their fold are being attracted by liturgical traditions and progressive theology. What they are really upset about is that their ways and their positions of privilege in the world are dying.