... he might be this guy, innovative architect Thomas Heatherwick, discussing some of his recent nifty work:

What ya think? Camilo pointed it out to me, and I can see what he means.

The TED talks are taken from annual TED conferences, and they're often really interesting; plenty more online if you enjoyed the one above. TED = "Technology, Entertainment, Design." Says YouTube:

[The TED Conference is] where the world's leading thinkers and doers give the talk of their lives in 18 minutes. Featured speakers have included Al Gore on climate change, Philippe Starck on design, Jill Bolte Taylor on observing her own stroke, Nicholas Negroponte on One Laptop per Child, Jane Goodall on chimpanzees, Bill Gates on malaria and mosquitoes, Pattie Maes on the "Sixth Sense" wearable tech, and "Lost" producer JJ Abrams on the allure of mystery.