Drawing on the iPad is possible with a stylus, but Apple’s tablet doesn’t support pressure sensitivity. Wacom has a new $99 stylus to fix that problem: The new Intuos Creative Stylus measures the pressure you put on it and supports up to 2,048 levels. Swipe the stylus lightly on an iPad to get a thin line; pressing the pen harder on the screen creates thicker lines. The Bluetooth 4.0 accessory is a clever way to add a hardware feature to a tablet without actually adding anything to the tablet.
Read this article on GigaOM.com.