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

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.

Freedom of speech does not apply to:

Conspiracy

Saturday Citations: Reality vs. imagination; rhinos vs. poachers; mathematics vs. the Big Bang - Phys.org

Trade secrets

Fraud

HIPAA violations

Northern Lights Alert: Auroras Set to Illuminate the Skies Across 18 U.S. States This Weekend - The Daily Galaxy

False advertising

Threats of violence

Perjury

Cannabis use in any form directly linked to significant risk of heart damage - Earth.com

Revealing classified information

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.

Insider trading

When did washing a dog exhaust you very quickly?

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.

Revenge porn

And much, much more.

How do I confess to my crush who had a traumatic past with his previous partner without losing the friendship?

Insurrection

No freedom is absolute.

Child pornography

Star-shaped brain cells may underpin the brain's massive memory storage - Live Science

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.

Terroristic threats