Twitter has purchased Lightwell, an app creation engine originally debuted two years ago by Hullabalu, an interactive storytelling startup. In its Twitter account, Lightwell said its work would focus on conversations and that its toolset, which has required a subscription, will be available for free this week as part of the purchase. Without the need to create an account, Lightwell users will be able to “layout, prototype, and export to iOS.” Lightwell also announced that it would no longer support or add new features to the toolset. Financial terms of the acquisition have not been disclosed. Continue reading Twitter Plans to Improve Conversations, Acquires Lightwell