Cunningham's system was inspired by his having used Apple's hypertext software HyperCard, which allowed users to create interlinked "stacks" of virtual cards.[22] HyperCard, however, was single-user, and Cunningham was inspired to build upon the ideas of Vannevar Bush, the inventor of hypertext, by allowing users to "comment on and change one another's text".[3][23] Cunningham says hi... https://en.wikipedia.org/wiki/Wiki#History