We often hear terms like “wi-fi” but unless you use it, you may be unclear on just exactly what it is.  Billy Williams of Computer Techniques Incorporated, or CTI, says it’s a great way to make the internet portable:

[audio:williamswifi031913.mp3]comment here[/audio]

Williams says wi-fi is just one of the many technological improvements he has seen since opening CTI 15 years ago.