If freedom of speech is absolute, how come it's not applied...

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

No freedom is absolute.

Scientists make stunning discovery hidden along 2,000-mile stretch of ancient Antarctic mountains: 'More dynamic … history than previously recognized' - Yahoo

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.

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.

Freedom of speech does not apply to:

Have you ever had sex with your female cousin? How did it start?

Fraud

Child pornography

False advertising

With so much evidence supporting the flat Earth theory, why aren't more resources dedicated to studying it?

And much, much more.

Insurrection

Threats of violence

What type of fish is best for fish tacos?

Revenge porn

Revealing classified information