RI Seminar: Robert D. Gregg IV : kinematic/energetic design/robots for agile human locomotion

Picked one by one from a mixed channel. Transcript check: both title readers certain; channel sample of 8 certain picks all confirmed by transcript. Channel rule: Include RI Seminar and Graphics Colloquium talks, other lecture-length expert talks, the GigaPan tutorials, and narrated research or history explainers (e.g. NavLab, Zoë); exclude short demo clips, competitions and class event footage, product demos, and promo or institutional videos.