I do think sometimes there's danger in guest appearance mania. I've seen too many examples that sound cool on paper like 'Oh get that guy to sing the hook on that guy's song ' and then that's all it is. It's a cool idea that sounds good on paper.
I'm so an all-or-nothing person in dating always. I'm big on not wasting time. And so yeah if something's not working it's time to not hold people back.