User blog comment:Xilinoc/Ch. 565 (Mangapanda is run by lazy barnacles)/@comment-26420452-20140122160104/@comment-26420452-20140122223046

You are right about the Quincy soul thing, it's just a wee part.

And although neither of us can prove his own opinion right now, I don't think Yamamoto couldn't kill Yhwach 1000 years ago. If he couldn't, Mayuri wouldn't reproach him like that.