You might think
WTF. But that would be a waste of spontaneity.
Even if the thought has never hit you, this procedure has been useful many times.
Background
My own reasons to convert PDF-files to images, then back to PDF have been
- PDFs containing unnecessarily huge images
- PDFs with OpenType fonts which were not correctly embedded
- PDF content that I did not want to see copied (not easily, at least)
- PDFs which were originally made from images, that I wanted
...
