A scammer rented a small kiosk in a Hong Kong mall, advertised buying Tether above market price, arranged an appointment with a 30 year old accountant, and when she came to deposit the Tether, the clerk apologized he had to go to the bath room and disappeared through the back door of the mall.

https://www.scmp.com/news/hong-kong/law-and-crime/article/3227158/hong-kong-accountant-swindled-out-hk1-million-digital-tether-coins-bogus-cryptocurrency-deal