Techcrunch has revealed that Twitter stores deleted direct and private tweets from users accounts and they have been sticking around long after the user deletes them.Today, TechCrunch revealed from the hands of security researcher Karan Saini that Twitter hosts on its servers for years the direct (and therefore private) messages that the user has previously deleted. However, it is not just a problem of active accounts, but messages to accounts that have been deleted or suspended are also saved.The problems associated with Twitter, unlike those suffered by...