With a Lucky loser, there were unfounded concerns, including the possibility of bribery, so a new policy was introduced in Grand Slam tournaments.
While Gimelstob's behavior was not generally considered unethical, it raised concerns by pointing out that any player in a similar position would have little incentive to play a competitive match. For example, a high-ranking player paired against a lower-ranked friend might deliberately lose the match to help his friend gain entry to the tournament, if the first player had already clinched a lucky loser spot. 
