>We don't need rare earths for permanent magnets, though again this means a bulkier and less powerful motor It sure would be nice if there was a breakthrough i

>We don't need rare earths for permanent magnets, though again this means a bulkier and less powerful motor It sure would be nice if there was a breakthrough in producing rare-earth-free magnetic materials: https://onlinelibrary.wiley.com/doi/full/10.1002/advs.202204315 https://onlinelibrary.wiley.com/doi/full/10.1002/advs.202204...