a$)$ You have found that Elon musk was at first relucntant to obtain a banking license arguing that regulkatory capital is too expensive and X$\text{'}$s entry into financial services should be similar to that of Uber into the taxi business where initially no regulatory authorisation was sought. Now that the bank has been licensed, discuss at least three benefits of maintaining bank capital $($Should cover at least one benefit for the bank and at least one other for regulator$)$