Want those tree-grown steaks rather than a stew of muscle cells with no structure? This work is how you grow an intact cow muscle without the rest of the cow with ease. Want to tell those cancer cells using your body as a petrie dish to knock it off and to start working with the rest of your body again? This is a direct path towards that too.
Comparing his 2020 ALife talk to another one published in 2021 he's still making progress: https://www.youtube.com/watch?v=Z-9rLlFgcm0
The mainstream of higher-ed biology is not yet fully on board and is still snickering at his work because he is an outsider, but his results are impressive enough that doubters will become irrelevant soon enough.