Majority of publications are simple text with few tables or diagrams. We don't need complex typesetting for that. Printing from EPUB should be good.
You always need an extra app to view PDF. It's either installed by default or not. Phones, tablets, and other screen devices have available EPUB, MOBI, HTML browsers to install.
You always need an extra app to view PDF. It's either installed by default or not. Phones, tablets, and other screen devices have available EPUB, MOBI, HTML browsers to install.