The way it works for the unemployed is if they don't take an offer, benefits get cut off. So it would be on the company to prove that each rejected application

The way it works for the unemployed is if they don't take an offer, benefits get cut off. So it would be on the company to prove that each rejected application did not meet the standards they were looking for (trivial - just use the same unrealistic expectations many companies already have: 10 years experience in $5_year_old_tech).