Description
For the working memory component, crowd members are asked to maintain a short running list of the eight most important snippets of information under discussion, to be used as a reference when workers suggest replies. This is important, as to allow for the natural turnover of crowdsourcing workers. "A single person may not be around for the duration of the conversation—they come and go, and some may contribute more than others," says Bigham.
SOURCE LINK to the full article:
http://www.technologyreview.com/news/429118/artificial-intelligence-powered-by-many-humans/