the process still relies on fetal bovine serum (FBS) as a protein-rich growth supplement for animal cell cultures.
FBS, which costs around £300 to £700 per litre
That’s a fancy serum made from cow blood
Also this all comes from a submission to an art museum in 2020, it’s not supposed to be an actual product it’s more of a proof of concept type of thing.
I think it took note of it being about rescue pigeons and assumed they would have a tag on them and then gave cooking directions for them