besides, companies already ask what university you went to and could get your records and individual class grades and use that combined with number of people fired that had the same degree to figure out if they want to hire you or not. after all, we are in the era of data science?
and instead of paying recruiters lots of money for shuffling word documents around, they can use that money to pay prospective candidates for a month. it will be cheaper.
the real reason for coding interviews is to wear you out so they can pay you less. the problem is that people go along with this clown show instead of simply walking away and doing something else.