Got home, turned on the computer and not much happened. Got Keryn to come and see that the computer was “doing that thing I told you about the other day” and she told me it had turned itself off. Several hours of poking, cleaning, removing components and trying different combinations of graphic cards have led me to believe we probably have a motherboard problem. We were looking at buying a new laptop…we may now need to get a cheap PC as well. Why does our first proper computer problem in four years have to be so complicated?
…
If anyone says “have you tried rebooting?” there may be violence.