I'll have to think about this further, but at first glance this seems like a better heuristic than what I wrote.
There's a little bit of opinion embedded in my original post, which is that PDF is an inappropriate format when intended for screens. It's okay if you're wanting to provide a primarily printed document on the web or in email, it's okay, but if your primary target is screens, PDF provides a pretty poor user experience.
There's a little bit of opinion embedded in my original post, which is that PDF is an inappropriate format when intended for screens. It's okay if you're wanting to provide a primarily printed document on the web or in email, it's okay, but if your primary target is screens, PDF provides a pretty poor user experience.