Jarvis on cross-media links, ie, the need for links within video (and audio). To be sure, they're coming.
The interesting part is the disruptive effect massive link inflation will have on the Web. It will absolutely devalue links as we know them now, fueling not vertical search, but what's after that: horizontal search. If you don't follow, imagine searching a cross-media web for 'Jeff Jarvis' - in this case, you need horizontal aggregation, not vertical aggregation.