Whenever there's a question that the WT can't answer, the proof text that usually gets defaulted to is Micah 7:7...
But this text is simply referring to Micah's need to wait on Jehovah to settle the corruption that existed in the society that this prophet was living in... Micah wasn't waiting on Jehovah for any Nu-Lite or "further clarification" of the latest flip-flop or anything having to do with doctrine or prophecies...
As a matter of fact, when it comes to doctrines or prophecies that we have questions on, the Bible says that we should NOT wait on Jehovah (Deu 18:20-22, 1 Tes 5:21, 1 John 4:1)...