1.   It is essential therefore that easily remembered navigational devices are built into the environment.

2.   Already, he said, Congress has passed a broad law that makes it illegal to build devices or software that defeat copyright protections.

3.   Before a DataPlay disc can work, a device must be built with a DataPlay micro-optical engine, which is about the size of a matchbox.

4.   Building these devices is easy, compared to the challenge of selling them.

5.   But that does not mean that Boeing will build the devices itself.

6.   Companies like California-based Micom Communications Corp. build devices that sit between the phone network and the outside world.

7.   Even though Sony said it would encourage other companies to build devices using the technology, few such products have been released.

8.   Following ideas developed by Spitzer, Stix built devices to contain plasma, called stellarators, and eventually succeeded in creating high temperatures using the magnetic beach.

9.   Gershenfeld and his students also have built a device that lets you transmit data such as your business card through a handshake.