America's first elections involved public voting by voice. with the many problems plaguing existing voting systems, is it possible that voice voting might make a comeback? why or why not?

No, voice voting is no coming back,

The voice voting method is only possible in simple societies whose demography is not extensive. It is prone to several challenges and malpractices than other forms of voting because there are no reference point once people have responded orally.

Upheld the 1st amendment according to the u.s constitution. freedom of speech being limited in this case yes national emergencies