[semimojo]

I can see that it would also be good advice to tell them to do the same with the 1rst.

What’s simpler than “Congress shall make no law…”?

Is it really necessary to explain that the limitation is on the government?

There’s absolutely nothing in the text, legal interpretation or historical implementation of the Constitution to govern what private entities choose to do -or not do - regarding speech.

[DiogenesLamp]

Is it really necessary to explain that the limitation is on the government?

Is it really necessary to explain that private parties being agents of government makes it the government?