I’ve already said that this is what I (as in myself) would do and not encourage others to do.
As per the rest of your points, those are details and any person which has passed through a high school will know what to do in order to reverse the wires inside the equipment, moment in which all your worries will not hold anymore.
Otherwise is just a tax paid for “ignorance”, to put it mildly.
LE:
I am surprised to find that you didn’t noticed that the person in the topic you’ve quoted above has done something similar to what I’ve suggested…
…the reversing the connections of the the toroid transformer…