Yes! And it’s happening. VMWare is now able to help us control our PCs and Linux systems with their new technology, that allows you to run remote images of the OSes. Here’s a video demo of how this works! This is not a groundbreaking technology though, but all you can admire is the iPad’s ability to make things happen the easy way.
Above all, this supports touch (Obviously), making you feel you are using a touch screen PC.