Normal hospital-type MRI scanners can’t see inside the brain with the kind of chemical and physical detail we need. But with 7T (7 Tesla) scanners, we can now measure these details
Not the best article, but I think what they are trying to say over multiple paragraphs is that new higher resolution MRI machines can see the damage that normal lower resolution MRI can’t see
I can recommend the nanopi r4s, supported by openwrt, ipfire and I think opnsense. Ive been using it as my main router for almost a year now on a symmetric 1Gb connection. Best part is it’s super cheap and tiny