Author. Great points. They don't need to be variadic. I misunderstood the type of url.Values. And I didn't see http.HandlerFunc! I eschewed error logging in t

Author. Great points. They don't need to be variadic. I misunderstood the type of url.Values. And I didn't see http.HandlerFunc! I eschewed error logging in the interest of simplicity. Thanks for the corrections! Updating the article now.