IBM Green Optical Network Technology

[Swansen]

To put it very simply it replaces wired buses and wires with optical ones with HUGE amounts of bandwidth, yet very energy efficient.
IBM Press room - 2008-02-28 IBM Unveils a Prototype Green Optical Network Technology for Sharing Huge Files in Seconds - United States

 

[DaRuSsIaMaN]

Wow, this is awesome!! I'm more excited about the supposedly huge energy reduction than the bandwidth lol :P