I don't know. But we have to coinsider that, unless there is a lot of new mining power flowing into BTC, at least 13-14 days will pass before another retarget.
14 days are really a long time. A lot of things can happen. Flippening too. But, at the moment, Litecoin is more used than Bitcoin Cash, so maybe we'll have to keep an eye on LTC. Surely Bitcoin Cash taking a lot of miners can worse the situation and slowing the next bitcoin retarget