A low-end Wacom is, IMO, probably worth trying. I've been using one in combination with MyPaint[0] for a few years to do quick sketches and cartoons. It defin

A low-end Wacom is, IMO, probably worth trying. I've been using one in combination with MyPaint[0] for a few years to do quick sketches and cartoons. It definitely hasn't replaced paper for me, but it's a good way to get some of the spontaneity and expressiveness of pen-and-ink into the machine. [0]: http://mypaint.org/ http://mypaint.org/