The Bluetooth technology replaces the need for a connection cord between the handheld and the phone.

FORBES: PDAs Grow Well Beyond The Basics

In case you missed it, Wi-Fi lets you cut the cord you've heretofore used to reach the Internet and access your fast connection from the far side of the house without need for an extra cord to maintain the connection.

FORBES: Wireless Networking Gets Easy

That is a controversial claim, since it implies that changes in the spinal cord are somehow driving changes in the brain, despite the severance of the connection between the two.

ECONOMIST: Neurology