I skimmed through the responses and I think most everyone is beating down the wrong path. It's obvious that it has something to do with necrophilia with the phrase "sleep without a dream." Dirty Hole is an innuendo for a grave, "as cold as it seems", "soothing, disturbing." Most genius musicians actually develop some fetish, consider Mozart. However in this case I believe he is referring to an ex that has died, and he is contemplating how many others want to join.
I skimmed through the responses and I think most everyone is beating down the wrong path. It's obvious that it has something to do with necrophilia with the phrase "sleep without a dream." Dirty Hole is an innuendo for a grave, "as cold as it seems", "soothing, disturbing." Most genius musicians actually develop some fetish, consider Mozart. However in this case I believe he is referring to an ex that has died, and he is contemplating how many others want to join.