YuFu: The Stylus Perfected. Pressure Sensitive Fine Tip

Just some notes:

- The Pro version excites me much more than Pencil by Fiftythree, discussed here: https://news.ycombinator.com/item?id=6761297, because it provides pressure sensitivity and a fine tip, both of which Pencil lacks;

- It's touted to contain over 4000 levels of pressure recognition, while the most advanced version of Wacom tablets only has 2048 levels (http://www.wacom.com/en/us/creative/cintiq-22-hd-touch);

- It's also got tilt recognition, which I believe is also a first among iPad styli.