Unless they are going to culture brain, liver, bones, marrow, heart, fat, and the rest, it's pointless. Thankfully, nature already provides all of that, without horrid protein imbalances and copyrighted DNA. Growing meat in a dish goes down the same road as GMO crops, monoculture and other money-making food-destroying things we'll never support.
Steak, eggs, potatoes - fruits, nuts, berries and forage. Coconut milk and potent herbs and spices. Tea instead of coffee now and teeny amounts of kelp daily. Let's see how this does! Not really had dairy much, and gut seems better for it.