Fetal bovine serum is so expense anyway, even if you wanted to use it it's not practical, it seems... This article addressees this with Eat Just in Singapore (

Fetal bovine serum is so expense anyway, even if you wanted to use it it's not practical, it seems... This article addressees this with Eat Just in Singapore (They are looking at plant based in the future) - https://www.theguardian.com/environment/2020/dec/02/no-kill-lab-grown-meat-to-go-on-sale-for-first-time https://www.theguardian.com/environment/2020/dec/02/no-kill-... I'd read it as this is just to get another round of funding. At best a very expensive restaurant might sell slithers for the experience. But I think it is a industry that's moving forward, so it's all a good thing. Many other industries are just stuck in scam stage.