If you think about it this way, it really does make a decent argument for switching larger denominations to coins.
Personally, I just use my debit card for everything and only use cash when the vendor specifically doesn't allow credit, which is increasingly rare with square and other methods of taking payment from a smartphone.
Personally, I just use my debit card for everything and only use cash when the vendor specifically doesn't allow credit, which is increasingly rare with square and other methods of taking payment from a smartphone.