Touché: multitouch application for Leopard

Touché is a new Open Source Application Programming Interface built for Leopard (10.5.3). It brings the system multitouch abilities if you have the requested hardware, and let you work on a touch screen with your ten digits.
Ever dreamed of your Mac to be a super iPhone?

One can note most of it comes from API which are already part of Mac OS X. With Touché, Apple could easily unveil products to compete with Microsoft's super Surface table.