The Founders could never have imagined....

See....  Normally When someone goes "The Founders Would never have Imagined X when they were drafting the bill of Rights!"

That argument is used to say that gun control is (up to even banning handguns) is a-okay.

And the obvious rejoined is.  Well does this apply to First Amendment?  The Founders couldn't imagine internet and TV and...

Well this letter to the editor the New York Times published decided that was a good argument for speech control.  (One of three that they decided to highlight)

Unmoderated internet echo chambers are a danger that the founding fathers never envisioned when they wrote the First Amendment.
...
Americans love the First Amendment, but as with the Second Amendment, we have to have a conversation. In this digital era, is unrestricted free speech worth the proliferation of hate, and potentially more tragic events like those in New Zealand?

Welp.