Korach 5778

The story of Korach is about the art of avoiding machloket.

Why does Moshe momentarily despair when Korach rebels?

When did the story of Korach take place? Why is it recorded now? Rashi, Ibn Ezra, and the Ramban.

What is the subtext of Korach's questions to Moshe?

What role to Datan and Aviram play?