Many research labs generate GBs of data as npy files. Having readers in languages other than Python is useful when you have programs in other languages that need to process them.
We still are using a few Fortran programs mixed with python programs and who know how many other languages. Anyway, we are using text files in ascii, because when something get's wrong it's easier to debug.
We still are using a few Fortran programs mixed with python programs and who know how many other languages. Anyway, we are using text files in ascii, because when something get's wrong it's easier to debug.