http://www.endusersharepoint.com/?p=60
http://www.tqcblog.com/archive/2007/09/24/adding-embedded-video-to-a-sharepoint-blog.aspx
http://sharepoint.microsoft.com/blogs/GetThePoint/Lists/Posts/Post.aspx?ID=194
http://www.bitsofsharepoint.com/BlogPoint/Lists/Posts/Post.aspx?ID=8
http://serverfault.com/questions/40140/sharepoint-wiki-can-you-embed-anything-other-than-images-and-hyperilnks-specifi

Embed Flash video into Sharepoint pages
http://webborg.blogspot.com/2008/04/screencast-embedding-flash-videos-in.html
http://www.darrinbishop.com/blog/archive/2008/01/17/82.aspx

Embed Youtube flash videos into Sharepoint pages
http://www.coulsontech.net/tips/embed-youtube-with-full-screen-into-sharepoint-blog