Ambient Devices

Ambient Devices, Inc. is a privately held company based in Cambridge, Massachusetts, USA that designs and markets various ambient devices for display of information ranging from weather to traffic reports to stock quotes. The company was founded by David L. Rose, Ben Resner, Nabeel Hyatt and Pritesh Gandhi, and is a spin-off from the MIT Media Lab. It is funded by First Round Capital, .406 Ventures, and Nicholas Negroponte. The company also maintains the Ambient Information Network, a U.S. nationwide datacasting network presently hosted by U.S.A. Mobility, a U.S. paging service. The service is similar to the discontinued Microsoft's SPOT service.

...
Wikipedia