 The journal "Nature Nanotechnology" dedicated an issue in 2009 to the subject.Toumey found that the published versions of Feynman's talk had a negligible influence in the twenty years after it was first published, as measured by citations in the scientific literature, and not much more influence in the decade after the Scanning Tunneling Microscope was invented in 1981.Interest in "Plenty of Room" in the scientific literature greatly increased in the early 1990s.