Bitcoin and Etherium histories in info-graphic

(reddit)

An overall view of developments that led to Bitcoin being a reality. Below, another person derived Etherium's historical infographic from the above with a few tweaks for the sake of factual accuracy.

Source: https://www.reddit.com/r/ethereum/comments/l73la6/ethereum_is_the_result_of_decades_of/?utm_source=share&utm_medium=web2x&context=3