Is assembly the devil's own programming language?
O tempora, o mores...
I miss punchcards so much BTW, I used to draw on them when I was a child...
Apart from one module which our US colleges wrote in a completely different language (PL1/G) we only found that out when it was delivered.
And at my first job at BHRA /BHR Group our fluid dynamics simualor was written in Fortran and was well structured I certainly don't recall any major problems