What's advantage of multi currency bank accounts in Singapore considering Wise YouTrip etc offer better exchange rates and fees for foreign transactions?

I did a comparison of Revolut, Trust and Amaze:

https://seedly.sg/posts/revolut-trust-amaze-for...

If it's for spending, there isn't much of an advantage. But multi-currency bank accounts let's you deposit and transfer in foreign currencies so you can do things like transfer funds in USD to a broker for example.