Yes, if the trader will be under Binance, there's advantage of getting the BUSD. However, don't put all your investments on that. It is always better to diversify your portfolio. Because you have no idea what will happen next, it is better to safeguard your funds by putting them into various currencies.
Whatelse are you protecting since you are doing it on binance platform itself. This is the exchange platform that owns BUSD and doing it with their cpin should be better. Well, USDT can be a good choice too because it has been in the space for quite some time now and it is well recognized. Binance itself recognises it.