instruments on the airplane. we remember back in june of 2009, air france flight 447, that devastating tragedy that took place, the final outcome that was determined by the air line industry in france, was that this particular plane was downed because of inconsistencies in the speed of the airplane. here is why . the thunder storms that can inevitably travelled through were so high in the atmosphere gnat particles of the cloud in the thunder storm were cold enough to be frozen. we had ice particles. it started to jam up a very crucial part of the airplane. this is the part of an airplane that measures the speed of an airplane. the auto pilot was on. what ended up happening was it got deactivated by human error and then the plane ultimately failed and crashed. now, i don t want to say that