See also the video from the following Twitter thread, which apparently is the same "small-scale, run-of-river hydro" project referenced in this African Signals newsletter issue.
Monetizing micro-hydro plants in Kenya 📺 #77510 https://twitter.com/hash_bender/status/1577354828551962624 [Nitter]
and the following post may also be of interest:
Can Bitcoin Mining Electrify Africa? - The Looking Glass Education #76766 https://lookingglasseducation.com/can-bitcoin-mining-electrify-africa
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And the following post as well:
Green Bitcoin Mining: A game changer for mini-grids in Africa? #78008 http://afsiasolar.com/green-bitcoin-mining-a-game-changer-for-mini-grids-in-africa
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