The phrase crowdsourcing was coined in 2006 by Jeff Howe and Mark Robinson, editors at Wired, to explain how firms have been making use of the online market place to "outsource perform to the crowd," which immediately led to your portmanteau "crowdsourcing". Howe published a definition with the term inside https://mypresspage.com/story14134567/the-best-side-of-high-precision-engineering