This sort of competition drives every goal I have. Identify a rival to benchmark myself against and to hold myself accountable.
I am surprised to see that he turns it into a "true enemy" relationship where the other party is "taking" something for you. I think that is perfect for sport rivalries, this sort of thinking probably wouldn't be the best for most readers of this.
If you get the job I was applying for, you'll be my bitter enemy until then end of days. Did you start receiving Hair Club For Men emails? bwhahahaha. Did your github repos start getting massively wasetful PRs? hmmmm...