>>30 continues proving this.
It's actually self-knowledge to know that you don't want to find out that your "friend" is only acting like one so that they can get in your pants.
It's one thing to be a friend with a crush. It's a situation I've been in many times. It's entirely another to consider all your acts of kindness an investment that needs to be paid out in blowjobs. That's called being a scumbag.