Retail & Privacy Concerns - Mall's megaphone system was broadcasting transaction details, including items purchased and prices [1] - Examples of broadcasted transactions include: "new iPhone Pro Max for $1200", "4 packets of haemorrhoid cream purchased for $60", and "a 2 year subscription to casting couch purchased for $150" [1] - The broadcasting of personal transaction data raised significant privacy concerns for shoppers [1] - The experience led the individual to prefer blockchain transactions for increased privacy [1]