Who is Hector Binns from Loser and what is their importance?

Hector Binns is a boy in Zinkoff's class whom Zinkoff tries to befriend after being asked a question in a personality test at school that makes him realize he does not have a best friend. Binns, who is obsessed with collecting his earwax to make a candle, is evasive and indifferent throughout the boys' brief friendship. Binns soon avoids Zinkoff to end the relationship.