7. The method of claim 1 , wherein identifying the at least one token to be rendered with contrastive stress further comprises: identifying at least one linking token in the text input indicating applicability of contrastive stress; and based at least in part on the at least one linking token, identifying the at least one token to be rendered with contrastive stress.
8. The method of claim 7 , wherein the at least one linking token comprises at least one sequence of one or more tokens selected from the group consisting of: originally, but, is now, or, and, whereas, as opposed to, as compared with, as contrasted with, and versus.