I'm surprised, hours later, that no-one has pointed out my error here! So I'll do it myself - upon revisiting it, I realised my input files weren't CSVs with th

I'm surprised, hours later, that no-one has pointed out my error here! So I'll do it myself - upon revisiting it, I realised my input files weren't CSVs with the number of fields required for `cut` to do the intended thing. Had I made them so, the `-h` isn't required after all. My bad :)