Main Demo might not be working?

[maphew]

Describe the bug

The image I see when visiting the main demo looks like it could be an error.

To Reproduce

At https://geotiff.github.io/georaster-layer-for-leaflet-example/ I see:

Is this what it is supposed to look like?

Expected behavior

I expected an ortho or satellite image of some interesting place in the world, possibly with enough detail and/or large enough to show how this is a COG image and not your old school web jpeg or png tile cache.

Screenshots
..see above..

Desktop (please complete the following information):

• OS: Windows 10
• Browser: Firefox
• Version: 99