Our latest maps with OpenStreetMap data from October 4 are now out. You can press "check for updates" in the app to see them and start downloading them.
To me, the dark mode UI just appears weird and considerably less appealing than light mode. I don't know if they've added a uniform filter for all UI elements or made a poor choice in selecting the dark mode colours, but I simply don't feel like using it, even though I want to.