To specify a point, append a tag to the end of your video link with the following syntax: “#t=1m45s” (you can change the numbers before the ‘m’ and ’s’ to edit the minutes and seconds, respectively. Here’s an example: http://www.youtube.com/watch?v=1bibCui3lFM#t=1m45s As another nice touch, YouTube will also automatically detect when someone mentions a time in a video comment and add a hyperlink to that point in the video. The feature just went live and there isn’t any easy way to do this though the YouTube UI without manually adding the tag.
On March 11, 1890, American engineer, inventor and science administrator Vannevar Bush was born. He is best known as as head of the U.S. Office of Scientific Research and Development (OSRD) during World War II, through which almost all wartime military research and development was carried out, including initiation of the Manhattan Project. In computer science we know Vannevar Bush as the father of the memex, an adjustable microfilm viewer with a structure analogous to that of the World Wide Web.
The Second Life Hypermedia is a self-generated conversation about the world of Second Life, its possibilities and its flaws. It's a compilation of texts written by students at the School of Architecture at the Royal Institute of Technology in Stockholm,
Y. Leila, P. Yannick, and B. Zizette. HT '09: Proceedings of the Twentieth ACM Conference on Hypertext and Hypermedia, New York, NY, USA, ACM, (July 2009)