Chain shifts & Communism

So. I have a title for my thesis. "Nothing to lose but their chains: re-thinking vocalic chain shifting." It's appropriate for someone writing from the Kremlin on the Charles, don't you think? Vowels of the world, unite! Umm, anyway... just when I thought I had gotten rid of push chains once and for all, someone brought van Riemsdijk's work to my attention, in particular this paper. Et tu, syntax?