Big Data includes unstructured info posted on Facebook and Twitter, and ways of gleaning intelligence from all of it to create business opportunities. This Network World articles discusses the topic of exactly what the phrase big data means and focuses on the question of who really owns all the social data.
"The now-trendy concept of Big Data usually implies ever-growing hordes of data, including unstructured info posted on Facebook and Twitter, and ways of gleaning intelligence from all of it to create business opportunities. The concept, however, also carries with it risks for anyone opening up about themselves on the Internet and raises questions about who exactly owns all this data.
"Big Data is associated with technologies such as the Apache Hadoop distributed computing platform and is prompting some technology companies, including IBM, to make major acquisitions. But the term 'Big Data,' claims GigaOm analyst Derrick Harris, is a bit of a misnomer; it's really about data from different sources, including social networks and even cell phones. 'It's coming from sensors, it's coming from computers, it's coming from the Web,' he says."