Is Bitcoin a good alternative for banking?
Is Bitcoin the future?
Don't be naive.
Bitcoin have no notable impact on the society. Most of the populating if even heard about bitcoin don't take it seriously. It's largely associated with scammers and criminals at this moment.
No it isn't a good alternative. It has very limited functionality, adoption and not scalable very well for large scale transaction processing. In addition bitcoins is a playing ground for whales, therefore it lacking stability.
Yes, bitcoin is the future. More accurately one or more of it's successors are going to be the future of banking and finance.