0:00.0	Clef is currently hanging the microphone from a piece of string from the ceiling.
0:06.0	Not string, twine.
0:07.0	Twine, because he wants to be able to use his hands.
0:10.0	Come on.
0:11.0	And Brady, meanwhile, thinks that he can sort of capture me on a microphone that is...
0:19.0	That's a bit low, isn't it?
0:21.9	It depends. Depends where you're sitting.
0:27.6	I'm Brady Haren and the guest on today's Numberphile podcast, if we ever get a set
0:32.7	up, is Cliff Stoll.
0:35.4	Now, people who watch Numberphile videos might recognize Cliff as this guy.
0:40.3	If you think math is about numbers, you probably think that Shakespeare is all about words.
0:46.3	You know, the Kleinbottle guy.
0:48.3	What I'm interested in is a little section of topology called non-orientable manifolds.
0:54.9	More specifically, I'm interested in Klein bottles.
0:58.6	The man with thousands of mathematical glass sculptures stored in the crawl space under his house in Oakland.
1:06.5	Under my house is my little forklift robot.
1:10.4	And you might even remember seeing this. he retrieves them with a remarkable,
1:13.6	homemade, remote-controlled forklift.
1:21.6	Complete with a little camera on the front so he can see where he's going.
1:29.3	But as you're about to learn, there's more to cliff than the wild-haired, super enthusiastic guy you've seen on YouTube.
1:36.3	It's a story of KGB funded computer hackers, a long-lost school teacher,
1:42.3	and some predictions about the future of the internet,
	...

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