# File lib/t/cli.rb, line 329
    def follow(user, *users)
      users.unshift(user)
      if options['id']
        users.map!(&:to_i)
      else
        users.map!(&:strip_ats)
      end
      users = users.threaded_map do |user|
        retryable(:tries => 3, :on => Twitter::Error::ServerError, :sleep => 0) do
          client.follow(user)
        end
      end
      number = users.length
      say "@#{@rcfile.active_profile[0]} is now following #{number} more #{number == 1 ? 'user' : 'users'}."
      say
      say "Run `#{File.basename($0)} unfollow #{users.map{|user| "@#{user.screen_name}"}.join(' ')}` to stop."
    end