Between that and universal health care, people will be able to get out from under the thumb of employers who have been lying, cheating, and stealing from their labor forces for decades and those companies will actually have to offer more in order to keep talent. There are no cons. Some people like to complain about how it will make people lazy, that's your corporate master talking - people will still work and want to work, they will just be chasing their own happiness instead of being miserable to make YOU rich, Mr. Burns ...
yes, it would 100% be abused by some people, but that is not a good enough reason to let people continue to suffer. Even if they are lazy, so what? Show me a lazy MF sitting in his gummint house doing nothing and I'll show you a guy who's not causing trouble