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

And much, much more.

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.

HIPAA violations

What is the reason behind people believing in the concept of causation, even though it cannot be proven or deemed necessary for everything to exist?

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.

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.

Freedom of speech does not apply to:

Secret leprosy infected the Americas before European arrival - DW

Child pornography

Revenge porn

Threats of violence

Sean Combs’ ex describes relationship marked by ‘manipulation’: ‘I couldn’t say no’ - NPR

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.

Terroristic threats

Perjury

Why is Tiananmen Square censored?

False advertising

Revealing classified information

Insider trading

'The Life of Chuck' Filmmaker Mike Flanagan on Stephen King Film - IndieWire

Trade secrets

Insurrection

Fraud

Dad Assumed Tingling in His Hands Was Just Pins and Needles. Days Later, He Was Paralyzed: ‘Had to Sleep with My Eyes Open’ - AOL.com

No freedom is absolute.

Conspiracy