That is pretty much the way Germany does taxes. For very simple returns it makes sense for some people. However it further removes the knowledge of how much taxes cost us.
When, they came for the simple returns, I didn't speak up because I had a complicated return...
We could get rid of your function in society entirely (I presume you're a CPA, from your handle), and increase tax revenues at the same time.
raycpa, haven't you been monitoring the increasing demands made by your state government "revenooers"? Start keeping track of it, like me. You'll soon horrify yourself.