The big takeaway is that despite these UMAP is still useful. I've used UMAP in the past. It's not quite as bad as you're suggesting. Points 2,3 and 4, are goin

The big takeaway is that despite these UMAP is still useful. I've used UMAP in the past. It's not quite as bad as you're suggesting. Points 2,3 and 4, are going to be things that you're going to want to verify quantitatively anyways. Despite this, it's still a fine way to throw points up and start exploring - just don't use it as the end all, be all.