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They aren't.


RTFM

  > Every time you press a key, It's a Live will write one character from the file into the terminal, making it look like you're typing every single command with the practiced ease of a consummate professional.
It's like pressing next on a slide. That's not live. That's lip syncing.

Good god, this isn't that hard man. You're fine to lip sync if you call it lip syncing. Just don't claim you're actually singing when you're not and you're all good. Why is this so difficult to grasp?


I know how it works, I wrote the fucking thing.


The problem is you not knowing what "live demo" means




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