How likely are you to notice if your resulting PDF had a specific unique pattern...

ceejayoz on Aug 12, 2020 | parent | context | favorite | on: Court dismisses Genius lawsuit over lyrics-scrapin...

How likely are you to notice if your resulting PDF had a specific unique pattern of zero-width spaces embedded with it? Or if a few curly quotes aren't curly? Let alone scenarios like the cover JPEG having stenographic info in it...