I simply don't like the thought that if I forget my cash, get my cash taken from me, drop my cash by mistake, or run out of cash that I'll be stranded somewhere and unable to buy food, check in to a hotel, or even get home.

Sounds similar?

> Societies should move toward more payment methods, not fewer. Redundancy is important

Totally agree. In some stores in China, you can spend money by face recognition.