Congrats to editors Matt Garrish, @ivan_herman and @dauwhe for the newly published @w3c EPUB3.3, revolutionizing digital publishing https://www.w3.org/TR/epub-33/
EPUB 3.3 is a distribution and interchange format for digital publications and documents. It enables the representation, packaging, and encoding of structured and semantically enhanced web content, including , , , and more, in a single-file container