Curiously small paintings, in a paint tin that fits in your pocket. Open the lid and there's a tiny canvas inside, with twelve pigments and a mixing tray below. AltoPaint's paint behaves like paint: colors mix the way real pigments do, the brush runs dry, wet strokes drag into each other, and thick paint catches the light. THERE'S NO UNDO Just like real paint. Paint over it, scrape it back with the knife, or let it set and work on top. Nothing is ever ruined; it just becomes part of the…