a social networking site in which BBC offers cultural reviews, with clips, and readers comment or write alternative reviews; readers also submit own reviews
how-to videos or, more commonly, audio/slideshows; useful rhetorically for both technical writing and instructional video learning; web2.0 sharing of video that is perhaps instructionally more useful than YouTube.
a very large historical archive, often from advertising, "to provide for all levels of possible viewer a visually orientated taxonomy of the ways in which pictures are used to tell stories." unique collection, also useful for many other purposes