Oh, so you're thinking he'd start it first, and then start the program to be perfectly synced with the period of the rocking? I suppose that could work, although it would be tricky to get the timing just right by hand, or it would be for me.

And they didn’t say it was a long term solution. For all we know, the drive was going to be replaced the following week.

Yeah, and it might have electronics that will handle the extra load just by virtue of properties of the standard parts. Like I said, I don't know that it's bad idea, but I do wonder.