Itâs hard to know what the application of some stuff will be though. There are loads of industries where we take things for granted that are the result of someone trying to do something else. Like Marmite, for example.
Space travel isnât worthless, is really all Iâm saying and itâs wrong to assume that it only serves the obvious purpose of putting people or things into space. The ISS is used to do lots of research, a lot of what they find has actual use.