Banks and centralized payment systems are natural monopolies, so they jack up their fees as much as possible and become weak points for regulation.

A bank transfer costs me 15$ bucks, more than 10x the cost of a bitcoin transaction right now. That's incredible when you consider that the bitcoin is millions of times less computationally efficient than a bank transfer, but not so incredible when you consider that banks need to cover the cost of air conditioned boxes full of bean counters.

Want to set up a bitcoin account and accept bitcoin? Boom, done. You can set up a script to automate it. It's a an API. You can accept bitcoin with a public key, you can authenticate ownership of that key with signatures, and there is no risk of anyone using that public key to pull money out of your account.

Want to set up a bank account and accept bank transfers? Well you are gonna need to go in person, and don't forget your drivers license, your passport, proof of residence, and your mother's maiden name because that's your only form of identification and when this security model inevitably fails it's called "identity theft" and it's your fault. Oops, they're only open during business hours and weekdays, better luck tomorrow! Not to mention that you might get your funds frozen if you sneeze too hard.

I guess a bank is easier if you're over the age of 40 and can't learn new things