[willscott]

Likewise, the 'essentially the same' drand is a 2017 paper https://www.ieee-security.org/TC/SP2017/papers/413.pdf and the league of entropy has been running since 2019, so hard to know exactly what the additional pioneering was in 2021.

[wslh]

It is also good to highlight that the Algorand paper is from 2016 and their testnet was working since 2018.