http://sloan.stanford.edu/MouseSite/jw_flv_player/mediaplayer.swf
Being at TEDGlobal I was reminded about this historical introduction of the computer mouse, video conferencing, teleconferencing, email, hypertext, word processing, hypermedia, and a collaborative real-time editor (among other first timers).
If you’ve seen it already: it’s good to remember. If not: watch it.