In an unusually long post, Robert essentially discusses what's going to happen to manga market now that it goes out of print so quickly. This phenomena was known to DVD buyers for years, it's nothing new. Buy it now, or buy it never. Manga readers? Welcome to my world.
It used to be that thinpacks lingered on shelves, but it's all going away now.
We may yet have a respite if DTO takes traction, since publishers and retailers don't have to keep physical stock with it, but signs are not good. Publishers are more interested in pushing streaming and letting purchases wither on the vine.