Tim Berners-Lee, inventor of the World Wide Web, is both worried and optimistic about the future of his creation. In celebration of the WWW’s 25th anniversary on March 12, Berners-Lee took some time to answer questions in a Reddit AMA and announced his plans for an online Magna Carta to protect online privacy. He also revealed the thing about Web use today that surprises him most: kittens. Yes, the Web’s obsession with cats — be they grumpy, heart-meltingly adorable or musically inclined — has astounded the man who helped make it all possible. His surprise, however, might be because hes