The principle design and style was presented in Oct 1964 on the Air Transportation Association routine maintenance and engineering convention by Main task engineer Jack Steiner, where its elaborate superior-raise devices elevated fears about servicing costs and dispatch dependability.[five] Nonetheless, MCAS became infamous for its part in two lethal mishaps https://manuelxobmx.blogzet.com/top-latest-five-737-cash-urban-news-51236230