That's fair, I think it's very easy and quick to find someone to blame, but that shouldn't be my first instinct :')Naahh...mistakes happen. Last time it happened it was a "human error". Proly something similar happened. Life goes on.
I am 100% positive that Columbia admissions office is having a "crisis" meeting on resolving the issue and working towards making sure it does not happen again (hopefully). Most importantly working on how to address this publicly.
NYC just came out of a major turmoil from the pandemic. We've got to give the people a break.