ArsDigita University still has all their lectures online in RealMedia video format: http://aduni.org/courses/ http://aduni.org/courses/ Here is the direct link

ArsDigita University still has all their lectures online in RealMedia video format: http://aduni.org/courses/ http://aduni.org/courses/ Here is the direct link to all the Discrete Math lectures, for example: http://aduni.org/courses/discrete/index.php?view=cw http://aduni.org/courses/discrete/index.php?view=cw Much more is up there, including SICP, Algorithms, some AI etc.