That happens, Part of it is your getting to your destination eariler then your supposed to, Your just effecent. Watching AA in MIA those planes could be sitting on gate for six hours. I understand they are playing a diffrent game.(or were) That said gate wise we make good use of our resources. It dosen't mean there is not overlap, all the other problems over run the gains. Still I belive we make good use of the gates. Or put another way F9 would lose WAY more money if we had more gates. To the point it may break the company.