An interesting - but very long and detailed - read from "The Institute for the Study of War"
https://www.understandingwar.org/bac...nflict-updates
This comment in particular highlighted for me the degree to which the Russian army is incapable of advancing.
"
- Russian forces have lost an area larger than Denmark since the high-water mark of their invasion of Ukraine in mid-March and gained an area the size of Andorra (one percent of what they have lost) in the last 39 days. "
The actual numbers relating to the above comparison are 45 000 km2 and 450 km2.