No more keywords tagging for clips!
I am quoting the HELP section (do a search for "keyword")
"You can search for items by name, by type, or by a keyword you added to clips in previous versions of iMovie."
So bravo Apple... Bravo for yet another release that contains LESS features.
Sticking with iMovie 9.0.9
iMovie '11, OS X Mavericks (10.9)