I am always amazed with what people can come up to and how people got their ideas from. This morning I just saw that great TED talkshow about a new device called SixthSence, that helps the physical world interact with the world of data. If you have always loved to be one of the Minority Report hereos, this little thing will surely help! Watch this video til the end cause you will see some incredible stuff in there!
To understand more about the project and how it all started, Pranav Mistry, the inventor, gave another talk here