Andrew Huberman· PhD
And another class are just sort of perceptual anomalies within a day or two following the experience, which is not HPPD. Most people have joked that this is a free trip. Like you might see a few trails or halos the day afterwards. It doesn't last longer than that. And it doesn't screw you up. It's kind of fun, like, "Oh yeah, I'm still seeing some trip", most people will say.
Verbal pushback — no audited source on record.
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