0) the internet has made citing (and the expectations on knowing everything) so much easier. 1) China entered the game en force 2) everyone else has to step up

0) the internet has made citing (and the expectations on knowing everything) so much easier. 1) China entered the game en force 2) everyone else has to step up 3) companies entered the market 4) in some areas, an arxiv (which is good) full of errors/hand-waving gets some 100 citations. Peer-reviewed work not.