(I thought I had posted something like this last week, but it hasn’t appeared. So either it was edited – I don’t know why – or I just messed it up. Here it is again.)
In reply to sechel’s question as to who can be considered a gadol if the Lubavicher rebbe isn’t, coffee addict replied: Rav Shach.
That’s not apples for apples. Because Rav Shach is no longer alive while the Lubavicher rebbe is! That’s why my list is better because it contains people who are alive ad me’ach v’esrim.