@th Btw, as far as I know, COBOL never became particularly commonly used in the Eastern Block, and so the Commonwealth of Independent States is unlikely to have many important systems running on COBOL.
@th there was a u-boat that had this problem. The captain messed up flushing the head, they had to surface, and then the British navy spotted them. Whole boat scuttled, just because one guy flushed it wrong