Bitcoin wallet because you can be your own bank w/o someone taking your btc.
Exactly that is the point why we are using bitcoin.
The problem with it that this time of future is not like we don't need the bank we need it for the pay the bills other thinks.
That is just sad that they just don't use some bitcoin to pay all your daily things.
Have a time to read and research some possible economical consequences if all transactions will be replaced by bitcoin and will erased the role of banks then come back here and state your opinion. Hoping you will be enlightened.