A perfect end to a perfect week with grandson Tynan Matthews. Even the heavens put on a farewell show his last night in Heath. The weather has been tropical with storms almost every day. Will we ever be able to mow the lawn again? Happily it doesn't take good weather to have a good time. We went to Mass MoCA (Museum of Contemporary Art) and saw lots of Badlands exhibits about the depredations of Man and Nature of…