Comment by tgsovlerkhgsel

That's a lot more work, skill and initial investment required than just trying to slap a dollar bill on a copier. Which means a lot fewer people will try, especially since the people with these skills can usually easily make enough, and possibly more, money through legitimate means.

There were people who did counterfeiting "right", down to getting real printing presses, suitable paper etc. https://www.businessinsider.com/frank-bourassa-on-how-he-cou... (it's strongly implied that he got away with 6 weeks in prison and likely got to keep a decent amount of the profit).