: The interface is intuitive, allowing even beginners to achieve "studio quality" soft-focus effects without being an expert in image editing.
Most likely, the "20" refers to . Kodak released the original GEM Airbrush as v1.0, followed by a significant overhaul in v2.0. The "20 Key" is shorthand for "Version 2.0 activation key." kodak digital gem airbrush professional 20 key