Because cryptocurrencies are a decentralized currency, the user name and the newly created relatively short, it will have a lot of holes, why you have to risk to rob banks, cars, phones. , ... whereas cryptocurrencies are much safer. After this incident, more people will think of cryptocurrencies as fraudulent, unreliable, which is a sad news, I think that cryptocurrencies need to be more secure in transactions to keep users safe , except for greedy and lazy people who like to rob other people of their possessions.