I was a part of research on HAMR a few years ago. I remember one problem they were having was the heating lasers would burn out after a few writes. There was al

I was a part of research on HAMR a few years ago. I remember one problem they were having was the heating lasers would burn out after a few writes. There was also research into spin torque MRAM, so it's interesting that spin-torque was used to make something that replaced HAMR.