The principle of bank secrecy originated from the objective of protecting the interests of bank customers in order to protect the confidentiality regarding their financial condition and customer's personal data. In addition, bank secrecy is also for the benefit of the bank itself, because the bank can be trusted by customers to manage their money. Therefore, the principle of bank secrecy is the soul of the banking system. In your opinion, whether the principle of bank secrecy has been implemented well in Indonesia? Give your arguments!