If these can be made more cheaply / improve geographic distribution for landlocked people who want fresh oysters, those are real wins. Especially if cheap foyster takeout is used as a substitute for more ecologically intensive goods like cheap beef takeout.
In what way are these going to be anything like real oysters? They are not real oysters. They will never substitute for real oysters. Do you have any idea of the nutrient value of real oysters? So we satisfy their taste, but deprive them nutritionally?
the article says they are also working on grown-in-the-lab cell-culture oysters, but they are still ramping that up
Imitation crab is fish, not a plant-based substitute.