Decades are an arbitrary cutoff anyway.
From the ashes, my 12-year-old said to me yesterday, after being miserable for a couple of days, "I was really feeling bad about losing. But I still think this team can win 100 games again and go back to the World Series."
They hit in the 2017 playoffs, they didn't hit in the 2019 playoffs. Let's see what 2020 brings.