>If somebody can match your key to your person they can see your entire purchase/sell history. Which is why keys aren't attached to individuals and can be chan

>If somebody can match your key to your person they can see your entire purchase/sell history. Which is why keys aren't attached to individuals and can be changed with every transaction. Yes, some traceability is inherent to blockchain crypto-currencies. But using them anonymously is still easier than with any other electronic payment method.