If the applicant has the upper hand (i.e. if he has highly desired rare skills), this will not happen. And if he doesn't because you are applying for the 99% o

If the applicant has the upper hand (i.e. if he has highly desired rare skills), this will not happen. And if he doesn't because you are applying for the 99% of jobs that require no unique knowledge - then it is no loss for the recruiter to antagonise the applicant. The worst outcome is to get the subjectively second-best candidate out of a hundred who can all do the job just as well.