For those thirsting on more detail and background information about Webcasting and Streaming, may I recommend the following titles:

Hands-On Guide To Webcasting, Internet Event and AV Production, Steve Mack & Dan Rayburn, Focal Press, ISBN-13: 978-0-240-80754-6, ISBN-10: 0-240-80754-5

This book is a requirement for the follow-up publication in second edition:

Taxonomy upgrade extras: * webcasting * streaming * internet * event * book * production * media * on-demand * hands-on