You may already know Madefire’s Motion Book, the free iPad app_that lets you view all those fast-action, interactive digital comic books with 360-degree panoramic views, music, sound effects and your choice of motion transport. Today, Madefire has let loose its cloud-based_Motion Book Tool, the authoring program behind those works, so that all artists and creators can build and share their own original works. It is available_to anyone with a Web browser and an Internet connection, and is_free of charge. But that’s not all. Artists who publish through the Madefire Motion Book Tool can also upload and share their work directly...