Datasift has launched a product called “DataSift Historics” which enables the companies to get insights,trends,news and public opinion about their brands. Only public tweets will be analyzed by DataSift and not the private ones.Once a tweet is deleted,it’s also deleted from Datasift’s archives.

Twitter has been focused on advertising and selling it’s data has largely contributed to it’s revenues. Bulk of the revenue has has been through advertising and Twitter does not disclose it’s finances. As per eMarketer, Twitter will earn about $259.9 million this year and $399.5 million in 2013.

Do you care about your old tweets?Your comments are welcome