def row_waiter?

      @serie.find { |_, points|
        points.find { |po|
          pos = po.split(':')
          pos.length > 1 && ROW_PSEUDO_POINTS.include?(pos[0]) } }
    end
def row_waiter?

      @serie.find { |_, points|
        points.find { |po|
          pos = po.split(':')
          pos.length > 1 && ROW_PSEUDO_POINTS.include?(pos[0]) } }
    end
"tasker", not "task", since "task" is already a message point