Online Presence
Why a 12-Year-Old Launched His Own Social Network
Grom Social is a network for kids, Facebook's more lucrative Hacker Cup, a Pinterest for cats and more.
Brian Patrick Eha is a freelance journalist and former assistant editor at 麻豆社.com. He is writing a book about the global phenomenon of Bitcoin for Portfolio, an imprint of Penguin Random House. It will be published in 2015.