Way outside of the norm. I'm not quite sure what you are getting at?
> And why do you think that justifies taking actions that we know are likely to cause someone else discomfort?
1. Is causing discomfort immoral? Sometimes but it can also be a good thing.
2. What makes you think it's likely to cause discomfort? It's a tiny minority who are truly bothered.
The reason guys will ask multiple times is because it works - Millions of happy relationships have started after an initial rejection.
3. Why do you only consider one persons discomfort?
Not being able to find a life partner is incredibly discomforting.
What about the discomfort faced by the many many women who like being chased?