What is the fine-grained topic of the following text: Don’t be worry My First Winnie-the-Pooh can bring any time you are and not make your tote space or bookshelves’ grow to be full because you can have it inside your lovely laptop even cell phone. Only return the topic.
The fine-grained topic of the text is "Reading digital versions of 'My First Winnie-the-Pooh' book on electronic devices."