https://blogs.mercola.com:443/sites/vitalvotes/archive/2020/03/11/thousands-of-gallons-of-fuel-are-being-burned-while-planes-fly-empty.aspxDue to aviation rules in Europe that state airlines operating out of the continent risk losing their business to competitors if they don’t continue to run 80% of their allocated slots, thousands of gallons of fuel have been wasted while planes flyenCommunityServer 2008.5 SP1 (Debug Build: 31106.3070)