Sounds like a inside job to increase publicity for the next installment of Hunger Games... Now she has to survive the fact that millions of people have seen her {NSFW} parts.
There are technology out there, to do almost anything these days, why not a device, that sniffs out cellphone numbers, when you are in close proximity to someone. Would be a great marketing tool.
Once again
BTC the "currency" are being blamed for this. {It's a payment method.. like anything else... get over it... FIAT and credit cards are being used daily, to extort money out of people}
Phew!!!!