> There is an illness called "diverticulitis" (sp?) where the colon
> builds separate pockets along its walls and fills them with its
> contents. Maybe this would come very near to "ancient fecal matter".
> But this disease is rare and far from being common.

My grandmother died of this, mom has it. We get this in our family. It's
not poop in the pockets, it's pieces of nuts, undigestable cellulose
fiber, infection.