These 'living computers' are made from human neurons — and you can rent one for $500 a month
www.livescience.com
In the search for less energy-hungry artificial intelligence, some scientists are exploring living computers.

(…)“Fungal computing offers several advantages over brain-organoid-based computing,” Adamatzky says, “particularly in terms of ethical simplicity, ease of cultivation, environmental resilience, cost-effectiveness and integration with existing technologies.”(…)