You mean your MAC is giving you trouble already - anyway, is it good you have a backup computer.
Cardy, In order to avoid disk failure, I run with redundant disks, it is a free feature on Macs. I loaded up the lastest operating system, and it wouldn’t work with the redundant disks. I took it to the mac shop, and they had never heard of the problem before, so rather than fix it myself I left it with them. My laptop does not have the lastest operating system, or reduntant disks, but it works fine for what I need.
That is a fabulous history in Malta where the Christian knights stopped the Møøslim advance at a terrible price.