I think we will always have the impulse towards visual poetry with us, and I wouldn't agree with Bly that it's a bad thing. It depends on the ability of the individual poet to do it well, and to make a shape which is interesting enough to hold your attention.
“The satirist is prevented by repulsion from gaining a better knowledge of the world he is attracted to, yet he is forced by attraction to concern himself with the world that repels him.”