Why does Trippy show "Awaiting data..." on Windows?

When I run trippy all I get is "Awaiting data..."

```
      _____    _
     |_   _| _(_)_ __ _ __ _  _
       | || '_| | '_ \ '_ \ || |
       |_||_| |_| .__/ .__/\_, |
                |_|  |_|   |__/
          Awaiting data...
```