Podcast

Some key concepts:
Digitality is basically the encoding used by computers, usually binary consisting of lots of zeros and ones. The computer is able to understand these electric pulses.
Interactivity is the streaming of lots of compressed information from a source to other computors either via a wireless connection/satellite or cables. The bandwidth the area you live in determines how much of this compressed information your computor will be able to recieve at a given moment, giving the user the ability to upload aswell as download.
Hypertextuality is the organization of text, whether it is going consecutively in on direction or nowadays shuffel. It may also be used to link more than on text, for examle gaps in television used for adverts etc..
Dispersal is how the information shared is divided through the market, and how it is acessed by the user.
Virtuality is how real something is, and/or how it is presented.
Convergence(a very important concept) is how more than one peice of technology has been combined into 1. for example Mp3 players nowadays have video playback, photos and are wifi enabled. Size was a critical issue when first making these new generation peices of technology but now they are able to be small and useful.

Audience: who uses certain technology?, is this use changing?, is it developing?.
Regulation: Compyright issues. Albums now cheap or else people will download.
Ownership: the brand name determines price, demand etc..