I think Sean Hannity and others like him (O’Reilly) are just out for book sales and self-aggrandizement and are not rooted in principle.
Hannity, particularly, seems to be deleterious to conservatism.
I’ll agree with you there, the book hawking has become unbelievably over the top.
Fine, write a book, put it on your web site, or mention it at the end of your show. Not every ten minutes.