Because irony is dead, a Dutch tulip farmer is heating their greenhouse with Bitcoin mining: The servers in turn are powered by solar energy from the roof, reducing the normally huge electricity costs for mining, and cutting its...
https://jwz.org/b/ykdm

@jwz Strange that you couldn't find a source as per the article. Goes to show how compartmentalised Google results for different languages are. I found two in Dutch from the same local (provincial) broadcaster, one already linked in the thread but that wasn't about greenhouses. This one is, and it's from half a year earlier, May 2022 https://www.omroepbrabant.nl/nieuws/4085845/zo-wordt-een-bitcoin-computer-gebruikt-om-bloemen-te-kweken

And a third one from the "Flowers & Plants News" trade publication, about a test of the same thing from Nov 2017! https://www.bpnieuws.nl/article/8013058/welke-tuinder-wil-er-in-de-bitcoins/

Zo wordt een Bitcoin-computer gebruikt om bloemen te kweken

Tuinders staan onder zware druk vanwege de torenhoge energieprijzen. Er wordt daarom massaal gezocht naar alternatieven om kassen te verwarmen zónder er financieel aan onderdoor te gaan. In Nistelrode worden 'super-computers' ingezet om de kassen te verwarmen. De apparaten worden gebruikt om Bitcoin-transacties te verwerken. Met de warmte die ze produceren wordt een kas vol hortensia’s verwarmd.

Omroep Brabant
@ednl @jwz did it by any chance mention how flammable the whole thing is? because i'm hoping it's all very flammable.