Has any of those 3700 files helped you solve any puzzle (or at least help you make any progress whatsoever), or you simply had way too much free time?

I think this is the most extreme example so far, for trying to find any pattern in something that is, by definition, pattern-less. But hey, congrats for not going the horoscope font size path. I hope at least your research can get you a decent job somewhere (not by its results though, but by your skills).