I'm usually open to coding challenges when the challenger is going to dedicate at least 10% of the time I've put for a feedback. Some people think it's OK to a

I'm usually open to coding challenges when the challenger is going to dedicate at least 10% of the time I've put for a feedback. Some people think it's OK to ask the candidate to dedicate 2 hours, then send an automated email rejecting. I don't think this is polite, let alone respectful. At least have the decency to dedicate 10 minutes to writing down three bullet points for why they were rejected.