>Practically, for many pirate ebooks you can find in both ePub and PDF you better choose PDF because it looks and reads like the original while the ePub version

>Practically, for many pirate ebooks you can find in both ePub and PDF you better choose PDF because it looks and reads like the original while the ePub version probably is almost garbage with broken tables, code quotes etc. The reverse can be true as well, where the pdf is some badly compiled epub. And with the epub at least you can always read the actual text, without repeated swiping for each line.