Mitchell, Stewart. "Privacy Fears As Twitter Allows Data Mining." PC Pro, February 28, 2012.
From the article: "Companies can now access two years of Twitter data after UK company Datasift launched a service called Historics to tap into trends.
The company said it set up the system to make better use of Twitter's trove of data, allowing it to be mined for brand management, financial trends, or for social and political data to gauge public opinion…. However, the move drew criticism from privacy campaigners who were concerned Twitter users would not expect to have their thoughts scrutinised two years later…. "This is meant for macro-level analysis, not looking at individuals," the company said, adding that private profiles or deleted tweets would not be included in results.
"Twitter is not like Facebook where much more is private - it's a public forum." Read more
