What if Paper is invented in Han China had gone differently?

Cai Lun standardises a cheap writing surface from pulped fibre.

If it had gone differently: The world writes on skin, silk and bark for another thousand years; the written word stays a luxury.

1. 1040Movable type in Song China, Printing stays a woodblock craft for the rare classic; no template for cheap mass text reaches anyone.
2. 1440Gutenberg's printing press, Books stay hand-copied and rare; literacy spreads at a crawl for another century.