The description of fb2 format expansion
The fb2 file is a popular e-book document, invented and implemented by a group of Russian developers. In this format XML layout for each element of the book definition is used. Text in such a format is being written and formatted via the encoding tags. The application of XML-layout provides flexibility, perfect compatibility between programs and operational systems.
Files encoded in such a format contain not only text, but also lots of attachments – applications, information about author of the book and images. This e-book format is the most popular among any others, as far as it is lightweight and supported by the multitude of modern electronic devices (e-book readers, tablets or smartphones). It was developed in order to be compatible with any gadgets and to be easily converted.
This format is especially popular in fiction genre.