For me, credit cards — as opposed to debit cards in their various forms — are exceptionally useful for their benefits (e.g. transaction liability, insurances, r

For me, credit cards — as opposed to debit cards in their various forms — are exceptionally useful for their benefits (e.g. transaction liability, insurances, rewards schemes) which don't require you to ever pay a cent of interest. I have various credit cards and all of them are set up to automatically pay themselves off on the statement due date. I've not paid a cent in credit card interest in my life.