fancier vs prosumer

fancier

noun
  • One who fancies; a person with a special interest, attraction or liking for something. 

  • A person who breeds or grows a particular animal or plant for points of excellence. 

  • One who fancies or imagines. 

prosumer

noun
  • A serious, enthusiastic consumer: not professional (earning money), but of similar interest and skills to a (generally lower level) professional, or aspiring to such. The target market of prosumer equipment. 

  • A person in postindustrial society who combines the economic roles of producer and consumer 

adj
  • Targeted at serious, enthusiastic consumers, incorporating professional features but often modified for non-professional use. 

  • high-end 

How often have the words fancier and prosumer occurred in a corpus of books? (source: Google Ngram Viewer )