If freedom of speech is absolute, how come it's not applied for private spaces and for the Internet?

Child pornography

HIPAA violations

Revealing classified information

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Fraud

Insurrection

Terroristic threats

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Insider trading

No freedom is absolute.

Freedom of speech does not apply to:

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You have freedom to travel. If I loan you my car, I can tell you not to take it out of town, because it’s mine, you have no right to use it, and if I give you permission to use it I can tell you what you can and can’t do with it.

Threats of violence

Conspiracy

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That’s what it is. You have no right to use other people’s stuff. If people let you use their stuff, they can tell you how you can use it, and they can tell you to stop using it any time they want.

Perjury

Revenge porn

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You have freedom of speech. If I loan you my computer, I can tell you not to use it for certain things, because it’s mine, you have no right to use it, and if I give you permission to use it I can tell you what you can and can’t do with it.

Trade secrets

If you’re wondering why free speech doesn’t apply to the internet, it’s because you have no right to use other people’s stuff for free.

How can a native English speaker say "it was nice talking to you" in French without using that exact phrase?

False advertising

And much, much more.