> Because if we do it based on what the FOUNDING FATHERS believed, unless you can find a quote where they said the first amendment would apply to advertisements, then we can conclude that the first amendment doesn't apply at all.
That's an unreasonable view. The First Amendment says nothing about text on computers or lyrics in music being protected speech, yet we accept that they are and the Supreme Court agrees.
I think you mean "certain Supreme Courts in certain time periods agree..." The 1942 Supreme Court said in Valentine v. Chrestensen commercial speech isn't protected by the first amendment at all.
That's an unreasonable view. The First Amendment says nothing about text on computers or lyrics in music being protected speech, yet we accept that they are and the Supreme Court agrees.