They are definitely different.

[ She replied with a nervous laughter as he stated those words. She tilted her head some. ]

Caffeine and Alcohol yes, otherwise I'm not sure what you mean.

[ She chuckles a little bit nervously ]

Yeah probably. I wouldn't deny that it's a possibility. It's VIVID after all right?

[ She added with her face still twisted in a nervous smile. What a strange guy. She's not sure what to make of him right now. ]

Is that suppose to mean something. I'm not entirely sure I get why that's important.

[ Oh-- well that clicked. ] Ah, I see so it's one of those futuristic modern thingies.