Ok Kanye said that it's not slated as a single, it's just a song that he's been working on for 2 years but last night then it finally just clicked and he thought that he should just put it out there for people to enjoy over the summer. "That's what I do"
He also said that it was just a rough copy though, not the finalised version.
What he really meant is that he is checking out the public reaction, if its positive, then he'll probably finalize it and put it on his upcoming record.