3DBuzz takes you on an introductory tour of TrueSpace 6 (a.k.a. modelspace) in TrueSpace 7. The video is 1 hour 20 minutes long and full of good information...
You can tag anything on IndieDB on IndieDB, and all tags can be voted up/down by the community depending on their relevance.
Official tags, as well as up-voted tags will appear higher in the list as they are deemed the most relevant.
If you discover a page that does not have any tags applied, why not help out the community by submitting tags, or posting a comment with #tags in it, which will be automatically linked.