Pdf is all about presentation, not about communication. While the two can be closely aligned, it is not neccesarily the case, if not often misaligned prioritie

Pdf is all about presentation, not about communication. While the two can be closely aligned, it is not neccesarily the case, if not often misaligned priorities. Many pdfs are hard to read based on a consistant set of rules, reliance on edge cases and context and conventions.