Yes they do because they see the potential that bitcoin and the other coins have. And will probably do something about it because otherwise the banks will die.
And bitcoin will become the new coin and make everyone rich.
yes, they are fear of crypto currency because they are judging that bitcoin is going famous with a very fast rate and it can affect their number of users. Be remember that bitcoin will never disappear bank but yes bitcoin will reduce the customers of bank because bitcoin is getting enough number of customers and this is because bitcoin have no taxes to pay while bank taking high taxes.