https://www.theregister.co.uk/2019/03/19/boeing_repeats_737_max_software_update_promises/ > Boeing chief exec Dennis Muilenberg has repeated earlier promises that a software update for the troubled Boeing 737 Max airliners is coming "soon". > In an open letter published last night Muilenberg acknowledged the "shared grief for all those in mourning" after the separate crashes of two 737 Max 8s within a few months - Ethiopian Airlines flight 302 and Lion Air flight 610. The crashes killed a total of 346 passengers and crew.