Ellis writes:

"So ironically, I think the answer is yes--DPJ groups and LDP factions resemble each other much more today. But NOT because the DPJ groups are becoming more like the old LDP factions, but rather because the LDP factions have become more like the DPJ groups which in turn resemble the early factions in the LDP."

I second that. I take note of this among all the fine points that he makes, since my memo may give the impression that I think otherwise.