Multi Touch screens have been around for sometime now, although the majority of people have not seen this yet, in Europe they are already part of the furniture of bars and clubs.

The cost is already down significantly to make this a real technology to change our lives on an interesting level. Both for fun but of course we have all seen minority report and how it can be put to serious use (and I don't mean predicting the future).

The iPhone brought a hint of what we have in store for the future, it is also an example next step for how we interact with web sites and content. Our next generation of web sites will take this in to account.

This is Nicholas Negroponte (A founder of the MIT Media Lab), making the same predictions back in 1984: