I'm like you. Always carry plenty of cash with me in my wallet. Normally 4-5 $50's a couple of $20's and some smaller stuff. You never know when it comes in handy.
I have a folio case for my phone and I carry about $150 cash in that.
Possibly. But there are devices around using bluetoothh for hacking RFID (Radio Frequency ID) Technology, which includes PayWave. Take a look at this video by David Bombal
That is the reason my VISA card, with Paywave, stays in the bottom drawer at home and never leaves the house.
SNOOPY
The hog's point is given the potential to read and emulate a passive RFID device like a credit-card, it's very difficult to know where a specific event occurred. That is all.
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