Matter:
1. It is found that there are insufficient instances and cannot be hovered (to be solved)
2. The system cannot randomly and automatically color (to be solved)
First use the tag cloud A high-profile website---photo sharing website Flickr. The designer of the tag cloud is interaction designer Stewart Butterfield. Later, tag cloud was adopted by websites such as del and Technorati.
The first published appearance of a tag cloud (or at least a weighted list), which boils down to being primarily a "subliminal archive", was in Douglas Coupland's Microserfs (1995). In Lester Leaps Out, Welsh poet Landau, uses the same logic to weight text to create a graphic text map to describe jazz music. The poem appears in his book Magic Fire Chevrolet (1980).
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