For those of you who think modern computers are about at their limits and things wont be advancing much more in the future (probably none of you, but i just want to make this dramatic...) - then THINK AGAIN Here is some really cool footage of Multi-Touch Interaction Research.

While touch sensing is commonplace for single points of contact, multi-touch sensing enables a user to interact with a system with more than one finger at a time, as in chording and bi-manual operations. Such sensing devices are inherently also able to accommodate multiple users simultaneously, which is especially useful for larger interaction scenarios such as interactive walls and tabletops.

Read more on the official website here.