Obviously you must refrigerate it in the summer months, but most of the time it's fine. I don't think butter has ever lasted long enough to go 'rancid' in my house.
I was once shhh'd during a performance of this rubbish. There the bloke is, emitting tuneless, discordant squeaks, farts and squiddly-diddly bits that were simply a horrible racket and I'm getting 'shhh'd' for asking if anyone fancies a pint? Fùcking cheek