Genius co-founders Ilan Zechory and Tom Lehman talk with Recode's Peter Kafka about how they and their business are maturing. Genius, which started as music-annotating service RapGenius, is now striking deals with major media companies to let users and brands insert factoids into content across the web. Zechory and Lehman discuss how they're trying to make Genius annotations omnipresent, and address allegations that their platform facilitates abuse.

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