There is an inequality of speech. These mass communications systems are the only effective means for speaking to large audiences for some people.
It is not only unfair that the left can use them and people on our side cannot, it is also immensely dangerous.
There are thousands of places on the internet he can go to discuss sodomy to his heart's content.
That will reach similar quantities of audience? Then it isn't the same, is it?
What you propose is very much like this.

Sorry, but I don't see anything in the Constitution about the right to be heard by everyone.