A presentation of a device being developed has been posted on TED. This device has been created using off the shelf products for $350.00 USD and has a huge potential in making our lives so much easier and more intuitive. To really appreciate what this device can do, you have to go HERE to see the short video.
The off the shelf DIY projects are becoming a popular and inexpensive option for many hardware developers. The term OPEN SOURCE HARDWARE is becoming a well known one in many development circles and will certainly minimize the cost to market by allowing companies and individuals to use and modify the designs royalty free and allow many creative minds to develop low cost devices for mass production. Circuit Cellar magazine is a great starting point if you are interested in getting into DIY projects.
Here is a short list of some of these open source hardware products:
Artificial Vision Systems
These are not open source hardware but are excellent additions for DIY projects: