JoJo's Bizarre Adventure Part 6 - Stone Ocean - Vol. 2 Ch. 14 - The Visitor, Part 4

[MangaDex]

 

[Grimmycoffee]

Quite a lot of stand users past part 3 can really just easily tell that Jotaro can stop time, huh

 

[Forkuth]

I like the idea that he just rambles this crap to himself all the time.
No ones around. His stand cant converse with him so who else is he talking to.

 

[Forkuth]

Quite a lot of stand users past part 3 can really just easily tell that Jotaro can stop time, huh

This guy is a dio fanatic its entirely possible he learned about it legitimately rather than Araki making it commonly known