The use of screencasts.

(informal) A screenshot. / (informal) A screensaver. / (informal) Someone who spends a lot of time in front of a (television or computer) screen.

plural of screenie

plural of screenname

Able to be screened (in any sense).

Material that can be screened or filtered.

One who undergoes screening.

plural of screenee

plural of screenlet

(computing) A visual widget or small application that can be placed on the desktop.