If you can think it up, I'm sure you can pull it off to some degree...
You can always ask for cnc after you've done all you could to get it
As close to your vision as possible, but no one will ever know the
image in your head..
If you're tired of compromising, then all you can really do is improve
your abilities by seeing which parts you have the most problems with.
If you know you're deviating and comprising here and there, then you must have an idea on where to improve