At first it was 50 bitcoins, but it was reduced by half every four years. They say the last bitcoin will be released in the middle of the XXII century.
I am not even sure what you are telling here in this thread.
Banks are important in every aspects of finance,even for bitcoin if you are willing to purchase some coins,you need the help of a bank to transfer the money to the exchange an vice versa,the bitcoin era has just began and it will take a really long time to get to the main stream,what ever it may be,the banking sector still moves on just like that in the past.