How is that any different than using a debit card with no fees at an international ATM if cash is needed?
It is not practical nor possible for most travelers to open local bank accounts in every country they may visit.
Even at home in Australia it is generally not a good idea to let cards be taken out of your sight - anyone remember the card skimming scandal in ChinaTown Sydney some 20 years ago?
I don't hand over my card, the terminal should be presented to you at counter in a store or at the table in a restaurant. If you use NFC chip on mobile, then even less chance they can have card details out of sight.
