Conversation so far:
Why was there a controversy when the first committee of the Rock and Roll Hall of Fame announced that James Brown would be one of Hall of Fame's first charter members to be inducted?
James Brown would be one of the Rock and Roll Hall of Fame's first inductees. However, Brown's former singing group, the Famous Flames, were not included in this induction.

Question: What was the criteria?
Self-contained rewrite: What was the criteria to be inducted into the Rock and Roll Hall of Fame?