It is not every day that Apple releases a new interaction model. The last big one was the multi-touch feature on iPhone screen, and now, Apple has added a thin striped OLED display on top of keyboard. This display is available on the latest MacBook pros and is called as the TouchBar. If you wish to use the feature, you can emulate the TouchBar on your Mac, and if you wish to use it with touch, you can emulate it on an iPad.
It is relatively easy to install and try a floating on screen TouchBar on your Mac. The steps are explained below.
These are the steps to install and use TouchBar in iPad. You should understand that this is simulated, but you will get a real feel about the working of the controllers and the difference in functionalities between apps.