Demand for commercial airplanes fell sharply in 2024, posing a bigger problem for Boeing than even a 25% drop in deliveries.As Boeing's (BA 3.00%) protracted labor strike entered its fourth week, the airplane manufacturer got some more bad news: Airplane deliveries have fallen for a fourth straight month. As local daily The Seattle Times reported on Tuesday, Boeing delivered 44 commercial airplanes to its customers in June, 43 planes in July, and just 40 in August. Tuesday's tally for September -- 33 planes ...