Links to all 102 videos were made available on March 13, 2009:

I often have a hard time deciding whether to use a CCK field or the taxonomy module when building

Separate Security Announcements by Type

To make the impact of different security advisories and announcements easier to see, they are now separated by type.

User points is module that gives a user points when performing an action. This module has a couple of contributes that give the api the specific desired functionality.