code: def on_blocklist?(s)
        search = if s.is_a?(Twitter::User)
                   s.name
                 elsif s.respond_to?(:user) && !s.is_a?(Twitter::NullObject)
                   from_user(s)
                 else
                   s
                 end.downcase
  
        blocklist.any? { |b| search.include?(b.downcase) }
      end
docs: Is this tweet from a user on our blocklist?