notes-history-summary-histChTech

https://en.wikipedia.org/wiki/History_of_knowledge

https://en.wikipedia.org/wiki/History_of_science

https://en.wikipedia.org/wiki/History_of_scholarship

https://en.wikipedia.org/wiki/Timeline_of_historic_inventions

http://timharford.com/2017/08/what-we-get-wrong-about-technology/ talks about some inventions that changed society, and about how (a) they tend to be something that already existing, but cheaper, (b) they don't at first seem to be world changing, but are instead 'unassuming' (c) their impact isn't felt until their usage is widespread, and even then they often seem inconspicuous rather than amazing: