to be honest, I'm afraid of such different names of coins, because a beginner can get confused and make a mistake in sending the wrong coin. I think in such cases can be try to to agree in advance
This is what they seem to count on. Use of Bitcoin name in the name of an altcoin, initial ticker very similar to BTC (the change to bch may have spoiled their plans somewhat) and regular claims that their coin is the real Bitcoin.