Skills will have a larger effect on conversation choices and a reputation system has been added which will affect how each faction will view the player. (thatvideogameblog.com)
Conversation choices grant experience, which work towards opening up the skill tree. (rotorob.com)
Speaking of mood breaking, every time an event came up where a decision was required without it being a standard conversation choice, the Jackbox - style «host» would break through and tell us that X or Y was required, or that we'd reached the end of the chapter. (thatvideogameblog.com)