The refineries aren't going anywhere. There is too much invested in them here and companies wouldn't be working this hard to rebuild if they were thinking of moving.
It has been very hard for these companies, because many of them first had to locate their workers who had been evacuated and now have to deal with problems of access to their facilities.
Easy things should be easy, and hard things should be possible.
The computer should be doing the hard work. That's what it's paid to do, after all.
It's hard to tune heavily tuned code.