Turning knobs and flicking switches became pressing keys and moving a mouse; which in turn became touching screens and swiping.  Computer user interfaces change.  What remains the same, however, is the human body that drives interaction.  With the advent of touch devices, JavaScript development is acclimatizing itself to a new keyboard- and mouse-free, screen-orientated mainstream.  But what happens when the touch-screen disappears?  This talk will explore developing new JavaScript user interface tools for tasks like content creation in drastically multi-deviced future, where the only constant interface is the human body.