That's 8 unused gates in Rome and 9 unused gates in Naples - out of 14. He has 4 Beeches with a daily utilization of 16.75 hours. Unused gates, spare hours on Bees... why not combine the two?
Real-world companies only run "properly" when the auditors come about. In the world of AE, they come at the end of the 24th.
To minimise losses, Limbo (and every other airline with the gates) will only run these loss making routes when the auditors are about - on the 24th.
Talking RL slot hogging, FedEx used Cessnas to use their Narita slots during the SARS crisis and the associated crash in cargo traffic.
This discussion comes up every single round. As Glenn pointed out, the source has to be tackled. This can be:
1. Through the coding.
2. Miller/TW formally outlawing such actions and pass the enforcement to the anti-cheat team.