Mesmeric patterns appear as you draw your finger across the screen. Swirls and meshes unleash your creativity; draw without inhibition. Now, look closer and bring the spirals and infinite loops tighter...
Begin to draw a circle.
Breath in as your finger moves away; breath out as your finger moves back towards you. Round, and round, and round.
The circles coalesce, but when you stop creating the circle... what then separates the inner from the outer?