It’s interesting that most mountain systems, including the Rockies, Sierra Nevada, Alps, Andes, and even the Himalayas, have dense, continuous networks; but the Appalachians look like a big hole.

Other odd gaps are the upper Amazon, Poland, and east/central China.

Reminds me of Judge Holden in Blood Meridian, who sketched ancient artifacts in his personal notebook and then destroyed the originals.

Or Salma Hayek.

If they make a sequel movie based on her current activities, who will they cast to play Julia Roberts in the in-universe version of the film based on the first movie?

The article quotes a post from ISBNdb saying the issue is model collapse from training on synthetic data.