[rl3]

>Does he take some supplements to do this? There is even 19.5h stream [3]

It's probably the fact he has an audience. I can't speak for him, but that'd sure as hell light a fire under my ass—or at least significantly reduce procrastination.

Also, I find in periods where I've worked ~17 hours straight that the tiredness calms by brain to the point I'm normal and makes focus easy, albeit difficult in a different way due to fatigue. There's a weird drone zone there that's nice. Not something to make a habit of, though.