"If you're like most people, getting started with an app like
Krita can be intimidating. Working with a graphics tablet takes as
much getting used to as learning to draw with ink and paint. How
all the settings and tools work together when "used correctly" is a
whole other problem. Fortunately, Krita has just released a
training DVD that shows novices how it's done, and helps fund
development at the same time.
Linux painting apps like Krita can produce stellar results
— just look at the showcase and forum gallery to see what the
pros are doing. You too can (eventually) produce similar results
with some practice and guidance.