Markets change. Because markets are simply people looking to buy or sell. I seem to recall that Billy Collins had something resembling a best-seller some years ago. But the poetry that tends to gain the attention of the literary authorities also tends to be the sort that is attractive a coterie audience. Now, however, technology already provides the means for anyone to bring work to the attention of the public — and at relatively modest cost. All different kinds of poetry will be submitted for your consideration. It will be interesting to see what sort of work proves to have legs.