The blue ring is too large. The smoke looks like mud. The overall effect seems too large. Looks good but needs tweaking.
It's a " tree-clearer ", no more and no less. It's a fancy looking tree-clearer, but in terms of gameplay it's not much.
No you cannot. Head on over to the support forums and they'll help you try and debug it or identify the issue so it can be fixed in the future. Also, make sure your drivers are updated.