"They do indeed, Mister Weasley. But not in this case. It may be rather unorthodox to use Muggle technology, but it is neither underhanded, nor dirty tactics. It is, in my opinion, the quickest, cleanest way to get the horcrux from Gringotts, with the least fatalities," Professor McGonagall said briskly, her tone prim and sharp. "If, that is, we can acquire the substances Enseignante Dubois-Volkov advises that we will need."