7. The method of claim 1 , further comprising: receiving ratings from users indicating a quality of associations between tags in the plurality of tags and associated items of multimedia content; calculating quality scores for the associations based at least upon the ratings from the users; removing the association of the particular tag and the particular item of multimedia content if a quality score calculated for the association is below a specified threshold.
7. The method of claim 1 , further comprising: receiving ratings from users indicating a quality of associations between tags in the plurality of tags and associated items of multimedia content; calculating quality scores for the associations based at least upon the ratings from the users; removing the association of the particular tag and the particular item of multimedia content if a quality score calculated for the association is below a specified threshold. 8. The method of claim 7 , further comprising providing data that causes the user interfaces to display tags whose associations are rated highly more prominently than tags whose associations are rated lowly.